a Parallax dist., Caraveo et al. (2001ApJ...561..930C) (Vela remnant)
b "Vela PSR" (B0833-45) associated with Vela remnant
c Mitra & Ramachandran (2001A&A...370..586M)
d kinematic/stellar dist., Sahu (1992, Ph.D. Thesis, AA 
d  (Kapteyn Institude, Croningen, Netherlands)
e parallax Cha et al. (1999ApJ...515L..25C)
f {sigma}-D dist., Duncan et al. (1995MNRAS.277..319D)
g stellar dist., Avedisova & Palous (1989BAICz..40...42A)
h kinematic dist., Russeil (2003, Cat. J/A+A/397/133)
i stellar dist., Tapia et al. (2004, RMxAA Conf. Ser. 22, 73)
j assoc. with HI-shell, radial vel., Rizzo & Arnal (1998A&A...332.1025R)
k HI abs., kinematic dist., Caswell et al. (2004MNRAS.352.1405C)
l kinematic dist., Georgelin et al. (2000A&A...357..308G)
m stellar dist. (HII-region part of extended star formation complex with several
m  HII-regions), Georgelin et al. (1988A&A...205...95G)
n HII-region G307.1+1.2 close to line-of-sight (likely to be in front of PSR), 
n  Cordes & Lazio (2003, ArXiv:astro-ph/0301598, Paper II)
o {sigma}-D dist., Kaspi et al. (1992ApJ...399L.155K)
p kinematic/stellar dist., Georgelin et al. (1987A&A...174..257G)
q X-ray emission, Bocchino et al. (2001A&A...367..629B)
r CO velocities, Arnal et al. (2003A&A...412..431A)
s several HII-regions with distances compatible with being in front of PSR, 
s  Cordes & Lazio (2003, ArXiv:astro-ph/0301598, Paper II)
t kinematic dist., Georgelin et al. (1996A&AS..120...41G)
u possible assoc. PSR wind and nebula, Giacani et al. (2001)
v although inaccurate {sigma}-D dist. places SNR beyond PSR, likely assoc. 
v  PSR and SNR, Dodson & Golap (2002MNRAS.334L...1D)
w stellar dist. and association with HI shell, 
w  Benaglia & Cappa (1999A&A...346..979B)
x UBVRI photometry, Vazquez & Baume (2001, Cat. J/A+A/371/908)
y CO velocities, Blitz et al. (1982ApJS...49..183B, Cat. VII/50)