\documentstyle[referee]{laa}
\begin{document}
\begin{table}
\begin{center}
\caption[]{Spectral type of IRAS unidentified sources which have
 quality-3 flux density data at 12, 25, and 60 $\mu$m. }
\begin{tabular}{lccrrrrccrc}
\noalign{\smallskip}
\hline
\noalign{\smallskip}
{\rm IRAS Name}&$\rm l_{II}$&$\rm b_{II}$&$\rm {Sp. Type}$&$[12]$&
$[25]$&$[60]$&$([12]-[25])^{1}\rm _{VH}$&$([25]-[60])^{1}\rm _{VH}$&$\rm Var$&
 $\rm LRS$\\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
05423+2905$^{f}$&179.8& 0.1&M9 &-0.61&-1.92&-2.38&-0.26&-1.42&99&29\\
05510+2747$^{f,h}$&182.0& 1.0&M7 & 1.99& 0.99& 0.91&-0.56&-1.81& 5& \\
06292+1433&197.8& 2.4&M6 & 1.60& 0.64& 0.90&-0.60&-2.13&19& \\
06398-0709&218.3&-5.3&M8 & 1.65& 0.66& 0.62&-0.57&-1.84&71& \\
06453-0519&217.3&-3.3&M7 & 1.97& 1.02& 1.33&-0.61&-2.19& 6& \\
06480-1033$^{c}$&222.3&-5.0&M9 & 1.75& 0.99& 0.63&-0.80&-1.52&99& \\
06521-1456&226.7&-6.1&M8 & 1.72& 1.05& 1.02&-0.89&-1.85&11& \\
06528-1405$^{c,m}$&226.0&-5.6&M7 & 1.11& 0.28&-0.09&-0.73&-1.51& 7& \\
06582-1512$^{e,f}$&227.6&-4.9&M10& 0.32&-0.62&-0.39&-0.62&-2.11&99&29\\
06583-0655&220.2&-1.1&M9 & 1.40& 0.52& 0.71&-0.68&-2.07&98& \\
07002-0155&216.0& 1.6&M8 & 1.31& 0.31& 0.28&-0.57&-1.84&17& \\
07086+0214&213.3& 5.4&M8 & 1.31& 0.44& 0.54&-0.69&-1.98& 4& \\
07130-0941$^{c}$&224.4& 0.8&M6 & 2.46& 1.55& 0.82&-0.65&-1.16& 9& \\
07193-2826$^{g,j,k}$&241.7&-6.7&M10& 0.99&-0.19&-0.12&-0.38&-1.95& 7&69\\
07226-2122$^{k,l}$&235.7&-2.7&M10& 0.36&-0.62&-0.42&-0.58&-2.08&99& \\
07231-0300$^{m}$&219.6& 6.2&M10& 1.19& 0.15& 0.35&-0.52&-2.08&99&25\\
07235-2156$^{c}$&236.3&-2.8&M6 & 2.37& 1.44& 0.87&-0.63&-1.31& 7& \\
07235-2945$^{c}$&243.3&-6.5&M8 & 1.90& 1.15& 1.01&-0.81&-1.74&18& \\
07315-1110&227.8& 4.1&M8 & 1.92& 1.05& 1.26&-0.69&-2.09&30& \\
07343-1011&227.3& 5.2&M7 & 1.79& 0.69& 0.70&-0.46&-1.89&21& \\
07381-3253$^{c}$&247.5&-5.2&M8 & 2.07& 1.35& 0.84&-0.84&-1.38& 8& \\
07400-1943&236.3& 1.7&M5 & 2.35& 1.47& 0.90&-0.68&-1.32& 0& \\
07411-3354&248.7&-5.2&M9 & 2.63& 1.44& 0.55&-0.37&-0.99& 3& \\
07443-2929&245.2&-2.4&M5 & 3.35& 3.05& 0.67&-1.26& 0.50&22& \\
07475-3235&248.3&-3.4&M9 & 1.94& 1.26& 0.28&-0.88&-0.90&26& \\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
\end{tabular}
\end{center}
\end{table}
\clearpage
\newpage
Table 6, Continued.\\
\begin{center}
\begin{tabular}{lccrrrrccrc}
\noalign{\smallskip}
\hline
\noalign{\smallskip}
{\rm IRAS Name}&$\rm l_{II}$&$\rm b_{II}$&$\rm {Sp. Type}$&$[12]$&
$[25]$&$[60]$&$([12]-[25])^{1}\rm _{VH}$&$([25]-[60])^{1}\rm _{VH}$&$\rm Var$&
 $\rm LRS$\\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
07479-3925$^{k}$&254.2&-6.8&M10& 0.06&-1.16&-1.07&-0.34&-1.97&27&28\\
07498-3512&250.7&-4.3&M10& 1.55& 0.32& 0.13&-0.33&-1.69&98& \\
07503-2837&245.2&-0.8&M9 & 2.08& 1.40&-0.56&-0.88& 0.08&94\\
07517-3914&254.4&-6.0&M7 & 1.71& 0.76& 0.69&-0.61&-1.81& 7& \\
07522-2253&240.5& 2.5&M3 & 3.82& 2.82& 0.81&-0.56& 0.13& 0& \\
07524-3159&248.3&-2.2&M7 & 1.04& 0.24& 0.26&-0.76&-1.90&17& \\
07538-3928$^{a,b,d,m}$&254.8&-5.8&M10&-0.67&-1.26&-1.00&-0.97&-2.14&99&15\\
07557-3258&249.5&-2.1&M10& 1.18& 0.45& 0.59&-0.83&-2.02& 8& \\
07559-3743&253.5&-4.5&M8 & 1.57& 0.63& 0.70&-0.61&-1.96& 2& \\
07566-4011&255.7&-5.7&M9 & 0.50&-0.18&-0.06&-0.88&-2.00&50&14\\
07567-3538&251.9&-3.3&M9 & 2.84& 2.30& 0.73&-1.02&-0.31& 0& \\
07581-3254&249.7&-1.6&M4 & 3.89& 2.77& 0.82&-0.44& 0.07& 1& \\
07583-3942$^{k}$&255.5&-5.2&M10& 1.05& 0.19& 0.28&-0.70&-1.97&99& \\
07593-2550$^{c}$&243.8& 2.3&M8 & 2.21& 1.26& 1.12&-0.61&-1.74&23& \\
08003-3720&253.7&-3.6&M7 & 1.95& 0.93& 0.94&-0.53&-1.90&22& \\
08004-3222$^{c}$&249.5&-0.9&M9 & 2.03& 1.37& 0.82&-0.90&-1.33&40& \\
08008-2433$^{c}$&242.9& 3.3&M7 & 1.82& 1.06& 0.96&-0.80&-1.79&12& \\
08043-3709$^{m}$&253.9&-2.8&M10& 0.61&-0.19&-0.05&-0.76&-2.03&97&13\\
08052-3413$^{c}$&251.6&-1.1&M7 & 1.35& 0.47& 0.29&-0.67&-1.71& 9& \\
08054-3645&253.7&-2.4&M10& 0.89& 0.09&-0.06&-0.76&-1.74&99&01\\
08055-4247&258.8&-5.7&M9 & 2.88& 1.51& 0.83&-0.20&-1.20&99& \\
08085-3238&250.6& 0.3&M9 &-0.38&-1.10&-0.71&-0.84&-2.27&99&29\\
08097-4143&258.4&-4.4&M8 & 4.30& 2.82& 0.41&-0.09& 0.53& 0& \\
08098-4547&261.8&-6.7&M9 & 0.61&-0.83&-0.85&-0.12&-1.86&99&69\\
08098-4125&258.1&-4.3&M7 & 3.35& 2.45& 0.56&-0.66& 0.01& 0& \\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
\end{tabular}
\end{center}
%\end{table}
\clearpage
\newpage
Table 6, Continued.\\
\begin{center}
\begin{tabular}{lccrrrrccrc}
\noalign{\smallskip}
\hline
\noalign{\smallskip}
{\rm IRAS Name}&$\rm l_{II}$&$\rm b_{II}$&$\rm {Sp. Type}$&$[12]$&
$[25]$&$[60]$&$([12]-[25])^{1}\rm _{VH}$&$([25]-[60])^{1}\rm _{VH}$&$\rm Var$&
 $\rm LRS$\\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
08113-4106$^{c}$&258.0&-3.9&M4 & 1.91& 1.07& 0.29&-0.72&-1.10&43& \\
08124-4006&257.3&-3.1&M7 & 1.44& 0.44& 0.48&-0.56&-1.92&27& \\
08167-3141&250.8& 2.3&M7 & 2.74& 2.08& 1.01&-0.91&-0.81&12& \\
08183-3807&256.3&-1.1&M10& 2.20& 1.54& 0.55&-0.90&-0.90&87& \\
08198-3051&250.5& 3.3&M8 & 1.56& 0.71& 0.73&-0.70&-1.91&46& \\
08211-3302$^{k}$&252.5& 2.3&M9 &-0.17&-1.07&-0.95&-0.66&-1.99&99&29\\
08212-3838&257.1&-0.9&M7 &-0.74&-1.44&-1.29&-0.86&-2.04& 2&15\\
08224-4535&262.9&-4.7&M8 & 3.39& 2.30& 0.35&-0.48& 0.07&19& \\
08247-3836&257.4&-0.3&M8 & 2.92& 1.90& 0.48&-0.54&-0.46& 5& \\
08282-4035$^{c}$&259.4&-0.9&M7 & 1.46& 0.60& 0.01&-0.69&-1.30&55& \\
08286-4728&265.0&-4.9&M6 &-0.22&-1.12&-1.30&-0.67&-1.70&11&14\\
08304-3848$^{c}$&258.2& 0.5&M8 & 2.52& 1.72& 0.89&-0.76&-1.05&20& \\
08307-3614$^{c}$&256.2& 2.0&M6 & 1.83& 1.34& 1.10&-1.07&-1.64& 0& \\
08312-4103&260.1&-0.8&M7 & 0.89&-0.09&-0.02&-0.59&-1.94& 7&14\\
08337-4226&261.5&-1.2&M6 & 2.35& 1.55&-2.91&-0.77& 2.59&30& \\
08381-5113$^{c}$&269.0&-6.0&M6 & 1.56& 1.00& 0.88&-1.00&-1.76&24& \\
08444-5254&270.9&-6.2&M7 & 4.39& 3.48& 1.52&-0.66& 0.09& 4& \\
08456-3837$^{k}$&259.9& 2.9&M8 & 0.12&-0.67&-0.38&-0.77&-2.17&35&26\\
08491-5134$^{k}$&270.3&-4.8&M9 &-0.41&-1.67&-1.55&-0.30&-2.00&99&28\\
08503-3849$^{c}$&260.7& 3.5&M7 & 1.66& 1.04& 0.87&-0.93&-1.72& 0& \\
08506-5016$^{c}$&269.5&-3.8&M9 & 1.62& 0.68& 0.30&-0.62&-1.50&49& \\
08534-5055&270.3&-3.9&M4 &-0.91&-2.00&-2.26&-0.47&-1.62&99\\
08536-3827$^{c}$&260.8& 4.2&M6 & 2.31& 1.52& 1.29&-0.77&-1.65&15& \\
08539-5313&272.1&-5.3&M10& 1.25& 0.58& 0.73&-0.89&-2.03&99& \\
08552-3942&261.9& 3.6&M8 & 0.29&-0.61&-0.84&-0.65&-1.65& 0&14\\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
\end{tabular}
\end{center}
%\end{table}
\clearpage
\newpage
Table 6, Continued.\\
\begin{center}
\begin{tabular}{lccrrrrccrc}
\noalign{\smallskip}
\hline
\noalign{\smallskip}
{\rm IRAS Name}&$\rm l_{II}$&$\rm b_{II}$&$\rm {Sp. Type}$&$[12]$&
$[25]$&$[60]$&$([12]-[25])^{1}\rm _{VH}$&$([25]-[60])^{1}\rm _{VH}$&$\rm Var$&
 $\rm LRS$\\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
08577-4003&262.5& 3.8&M3& 4.10& 3.69& 1.10&-1.15& 0.71& 0& \\
08582-5427$^{k}$&273.4&-5.7&M10& 1.25&-0.24&-0.12&-0.07&-2.00&18& \\
08592-5326$^{c}$&272.7&-4.9&M7 & 1.40& 0.50&-0.03&-0.66&-1.35& 6& \\
09003-5437&273.7&-5.5&M6 & 0.24&-0.90&-0.56&-0.42&-2.22&27&26\\
09021-5314$^{c}$&272.9&-4.4&M9 & 1.32& 0.62& 0.53&-0.86&-1.79&45& \\
09030-5519$^{c}$&274.5&-5.7&M8 & 2.06& 1.38& 0.89&-0.88&-1.39&25& \\
09031-5009&270.7&-2.2&M7 & 0.68&-0.38&-0.13&-0.50&-2.12& 9& \\
09062-5735&276.5&-6.9&M9 & 1.26& 0.50& 0.88&-0.80&-2.26&71&69\\
09065-5625$^{c}$&275.7&-6.1&M7 & 2.01& 0.95& 0.65&-0.49&-1.59&30& \\
09066-5357&273.9&-4.4&M10& 0.89&-0.25&-0.12&-0.42&-2.01&33&28\\
09088-4025$^{c}$&264.2& 5.1&M8 & 1.81& 1.04& 0.74&-0.79&-1.58& 0& \\
09098-5550&275.6&-5.3&M8 & 1.33& 0.09&-0.67&-0.33&-1.12&95&29\\
09118-5333&274.1&-3.6&M10& 1.31&-0.05&-0.08&-0.20&-1.85&97& \\
09118-5723&276.9&-6.2&M8 & 0.92&-0.21& 0.16&-0.43&-2.25&75&29\\
09144-4933&271.5&-0.5&M4 & 0.67&-0.64&-0.95&-0.25&-1.57& 0& \\
09167-4502$^{c}$&268.6& 2.9&M9 & 1.99& 1.37& 0.91&-0.94&-1.43& 0& \\
09213-5723$^{b,k}$&277.8&-5.3&M8 &-0.65&-1.78&-1.73&-0.43&-1.93&46&22\\
09267-5255&275.2&-1.6&M8 & 1.09& 0.11& 0.35&-0.58&-2.12& 2& \\
09271-4621&270.8& 3.3&M9 & 1.40& 0.66& 0.46&-0.82&-1.67& 3& \\
09284-4514$^{c}$&270.2& 4.2&M7 & 1.28& 0.69& 0.07&-0.97&-1.26& 5& \\
09317-5116&274.7& 0.2&M6 &-0.32&-1.80&-2.14&-0.08&-1.54&98&13\\
09328-4656$^{c}$&271.9& 3.5&M7 & 1.52& 0.45& 0.36&-0.49&-1.79& 0& \\
09344-5108&274.9& 0.6&M5 & 1.48& 0.11&-0.69&-0.19&-1.09& 2& \\
09354-5811$^{c}$&279.7&-4.6&M8 & 2.32& 1.36& 0.81&-0.60&-1.33& 7& \\
09357-4309$^{k}$&269.7& 6.7&M9 & 0.48&-0.58&-0.71&-0.50&-1.75& 0&27\\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
\end{tabular}
\end{center}
%%\newpage
\clearpage
\newpage
Table 6, Continued.\\
\begin{center}
\begin{tabular}{lccrrrrccrc}
\noalign{\smallskip}
\hline
\noalign{\smallskip}
{\rm IRAS Name}&$\rm l_{II}$&$\rm b_{II}$&$\rm {Sp. Type}$&$[12]$&
$[25]$&$[60]$&$([12]-[25])^{1}\rm _{VH}$&$([25]-[60])^{1}\rm _{VH}$&$\rm Var$&
 $\rm LRS$\\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
09410-5229$^{c}$&276.6& 0.2&M4 & 1.18& 0.39& 0.23&-0.77&-1.71&18& \\
09419-5658&279.6&-3.1&M9 & 0.40&-0.52&-0.16&-0.63&-2.24&89& 29\\
09464-5538$^{c}$&279.2&-1.7&M9 & 1.70& 0.89& 0.32&-0.75&-1.31&56& \\
09471-5439&278.7&-0.9&M9 & 1.84& 1.34& 0.18&-1.06&-0.73& 0& \\
09490-4542$^{k}$&273.2& 6.3&M10& 0.69&-0.47&-0.26&-0.41&-2.09& 4& \\
09495-4723&274.4& 5.0&M9 & 0.26&-0.72&-0.71&-0.57&-1.90&29&14\\
09519-6007$^{m}$&282.6&-4.7&M9 & 0.82& 0.23& 0.17&-0.97&-1.82&41&14\\
09553-6150$^{c}$&284.0&-5.8&M6 & 1.37& 0.70& 0.45&-0.89&-1.63&33& \\
09569-4806&275.8& 5.2&M7 & 1.24& 0.53&-0.13&-0.84&-1.23& 5&16\\
09581-5521&280.3&-0.4&M3 & 1.68& 0.41&-1.12&-0.29&-0.35& 0& \\
09588-4653&275.3& 6.4&M10& 1.03& 0.46& 0.42&-0.99&-1.85& 0& \\
09595-5131$^{c}$&278.2& 2.7&M7 & 1.44& 1.15& 0.48&-1.27&-1.21& 8& \\
10033-5950$^{i,k}$&283.5&-3.6&M7 & 0.03&-1.23&-0.12&-0.29&-2.99&99&29\\
10054-5233$^{c}$&279.5& 2.4&M9 & 1.89& 1.18& 0.85&-0.85&-1.55& 0& \\
10129-5827&283.8&-1.8&M7 & 3.05& 2.10&-1.72&-0.61& 1.94&98& \\
10139-4933&278.9& 5.7&M8 & 0.97& 0.27& 0.35&-0.86&-1.96&10&14\\
10144-5128$^{c}$&280.1& 4.1&M9 & 1.38& 0.56& 0.05&-0.74&-1.38& 6& \\
10150-6318&286.7&-5.7&M7 & 0.64&-0.45&-0.40&-0.47&-1.94&99&28\\
10153-5540&282.5& 0.7&M4&-0.28&-1.20&-1.62&-0.64&-1.46&39&25\\
10161-5633&283.1& 0.0&M9 &-0.83&-1.97&-1.48&-0.42&-2.37& 0&27\\
10175-5053&280.1& 4.9&M7 & 1.02& 0.09& 0.15&-0.63&-1.93& 0&14\\
10215-5521&283.1& 1.4&M8 & 2.62& 1.52&-0.85&-0.46& 0.49&84& \\
10222-5341&282.3& 2.9&M8 & 1.36& 0.63& 0.58&-0.83&-1.83&15& \\
10258-6144&286.9&-3.7&M9 & 4.02& 3.25&-0.55&-0.79& 1.92& 3& \\
10322-5422$^{c}$&283.9& 3.1&M9 & 2.02& 1.03& 0.52&-0.57&-1.37&13& \\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
\end{tabular}
\end{center}
%\end{table}
\clearpage
\newpage
Table 6, Continued.\\
\begin{center}
\begin{tabular}{lccrrrrccrc}
\noalign{\smallskip}
\hline
\noalign{\smallskip}
{\rm IRAS Name}&$\rm l_{II}$&$\rm b_{II}$&$\rm {Sp. Type}$&$[12]$&
$[25]$&$[60]$&$([12]-[25])^{1}\rm _{VH}$&$([25]-[60])^{1}\rm _{VH}$&$\rm Var$&
 $\rm LRS$\\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
10331-5442&284.1& 2.9&M6 & 2.70& 1.18& 0.24&-0.04&-0.94& 8& \\
10337-6155&287.8&-3.4&M7 & 3.67& 2.74&-1.28&-0.63& 2.13&25& \\
10338-5139&282.7& 5.6&M9 & 1.09&-0.31&-0.37&-0.16&-1.82&99& \\
10360-5633$^{m}$&285.4& 1.4&M4 &-0.79&-1.63&-1.34&-0.71&-2.18& 4&24\\
10380-5247&283.8& 4.9&M8 & 0.97& 0.00& 0.20&-0.58&-2.08& 5&13\\
10389-5306$^{k}$&284.1& 4.7&M10& 0.02&-1.30&-1.20&-0.24&-1.98&99&29\\
10394-5747&286.4& 0.6&M4 &-1.75&-2.80&-3.10&-0.51&-1.59&50&26\\
10456-6457&290.4&-5.4&M9 & 1.91& 0.90& 0.82&-0.54&-1.80&87& \\
10511-5251&285.6& 5.7&M8 & 0.16&-0.61&-0.55&-0.79&-1.94& 2&14\\
10537-6207&290.0&-2.5&M9 & 1.06&-0.32&-0.75&-0.18&-1.45&97&69\\
10551-6126&289.8&-1.8&M7 & 1.57& 0.85&-1.84&-0.84& 0.82& 2& \\
11049-6555$^{c}$&292.6&-5.4&M10& 1.34& 0.34& 0.23&-0.55&-1.77&45& \\
11079-5918&290.4& 0.8&M7 & 2.21& 1.08&-0.13&-0.43&-0.67&79& \\
11098-5605&289.4& 3.9&M7 & 1.74& 0.85&-0.76&-0.67&-0.27&11& \\
11157-6028&291.8& 0.1&M4 & 4.16& 3.14&-0.94&-0.54& 2.20& 0& \\
11163-5906&291.3& 1.4&M9 & 0.79&-0.60&-0.50&-0.17&-1.98&71&29\\
11192-5709&291.0& 3.3&M4 & 0.94&-0.20&-0.07&-0.42&-2.01& 8&29\\
11192-5638&290.9& 3.8&M9 & 0.43&-1.13&-1.33& 0.00&-1.68&11&25\\
11231-5605&291.2& 4.5&M8 & 2.83& 1.91& 0.01&-0.64& 0.02&18& \\
11235-5606&291.2& 4.5&M8 & 1.97& 1.02&-0.54&-0.61&-0.32& 0& \\
11273-5723&292.1& 3.5&M8 & 0.75&-0.36&-0.26&-0.45&-1.98&17&27\\
11333-5752&293.1& 3.3&M9 & 1.00&-0.33&-0.47&-0.23&-1.75&99&29\\
11344-5946&293.7& 1.5&M7 & 4.21& 3.07& 0.36&-0.42& 0.82& 0& \\
11450-6245&295.8&-1.1&M9 &-0.32&-1.28&-2.23&-0.59&-0.94&63&22\\
11494-5620&294.8& 5.3&M9 &-0.50&-1.63&-1.39&-0.42&-2.13&13&29\\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
\end{tabular}
\end{center}
%\end{table}
\clearpage
\newpage
Table 6, Continued.\\
\begin{center}
\begin{tabular}{lccrrrrccrc}
\noalign{\smallskip}
\hline
\noalign{\smallskip}
{\rm IRAS Name}&$\rm l_{II}$&$\rm b_{II}$&$\rm {Sp. Type}$&$[12]$&
$[25]$&$[60]$&$([12]-[25])^{1}\rm _{VH}$&$([25]-[60])^{1}\rm _{VH}$&$\rm Var$&
 $\rm LRS$\\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
11500-6223&296.2&-0.6&M3& 1.19& 0.32&-1.22&-0.69&-0.35&34& \\
11533-5702$^{c}$&295.5& 4.7&M7 & 1.97& 0.95& 0.71&-0.54&-1.65& 0& \\
11560-5613&295.7& 5.6&M7 & 0.99& 0.10& 0.13&-0.67&-1.91& 0&13\\
11589-5905$^{c}$&296.6& 2.9&M9 & 0.92&-0.20&-0.29&-0.44&-1.79&11& \\
12008-5638&296.4& 5.3&M4 & 4.45& 3.71& 0.77&-0.82& 1.06& 0& \\
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\hline
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1.~~([12]-[25]$_{\rm VH}$ and ([25]-[60])$_{\rm VH}$
 refer to colours as defined by VH.}\\
References: (a) Allen et al. 1993; (b) Fouque et al. 1992;
 (c) Guglielmo et al. 1993;
 (d) Haikala et al. 1994; (e) Hashimoto 1994; (f) Jiang et al. 1996;
 (g) Lepine et al. 1995;
 (h) Lewis et al. 1990; (i) Olnon et al., 1986, (j) Sivagnanam et al. 1990;
 (k) te Lintel Hekkert et al. 1991; (l) Volk et al. 1991; (m) Kwok et al. (1997)
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