bib associated with option -n
allows also to look for the papers published by one author for one year or
in an interval of time.The syntax is more elaborate, because two options are needed to specify
When -gt is used, the programme looks for the author's papers in the years later than the given limit, i.e. between the given year and the current one.
When -lt is used, it searches the bibliography starting from the beginning (1969) up to the limiting year.
When -i is used, one needs to specify the lower and upper limits of the range searched for.
The information on the author should be given before that of the time.
bib -n Mermilliod -eq 85
bib -n Mermilliod -i 88 91