If you have trouble locating any of these papers please contact an author for a reprint. A few of the later G.P. Srivastava Group papers are available as on line Postscript documents.
G P Srivastava
J Physique 42 C6:253-255 (1981).
G P Srivastava and M Prasad
Phys Rev B 23, 4273-4275 (1981).
T P Humphreys and G P Srivastava
Phys Stat Sol (b) 103, K85-K90 (1981).
V Montgomery, R H Williams and G P Srivastava
J Phys C 14, L191-L194 (1981).
I Singh and G P Srivastava
Phys Stat Sol (b) 108, 467-473 (1981).
A McKinley, R H Williams, A Parke and G P Srivastava
Vacuum 31, 549-552 (1981).
G P Srivastava and I Singh
Vacuum 31, 675-677 (1981).