P. P. Gupta
发表
P. P. Gupta,
1995
.
P. P. Gupta,
S. K. Sharma,
1978
.
Arvind Kumar,
P. P. Gupta,
1987
.
Rakesh Kumar Sharma,
P. P. Gupta,
P. Gupta,
1986
.
P. P. Gupta,
Anju Singhal,
G. S. Srivastava,
1990
.
Arvind Kumar,
P. P. Gupta,
1986
.
Arvind Kumar,
P. P. Gupta,
1986
.
Arvind Kumar,
P. P. Gupta,
G. S. Srivastava,
1988
.
P. P. Gupta,
R. K. Gupta,
1986
.
P. P. Gupta,
J. M. Garg,
Jagdish Mohan,
1982
.
Rakesh Kumar Sharma,
P. P. Gupta,
R. K. Gupta,
1986
.
Rakesh Kumar Sharma,
P. P. Gupta,
Anju Singhal,
1987
.
P. P. Gupta,
H. N. Murthy,
V. K. Kaila,
1978
.
Arvind Kumar,
P. P. Gupta,
1986
.
Rakesh Kumar Sharma,
P. P. Gupta,
1986
.
Paramjeet Singh,
P. P. Gupta,
Kuldeep Prakash,
2001
.
Rakesh Kumar Sharma,
P. P. Gupta,
1986
.
Rakesh Kumar Sharma,
P. P. Gupta,
1985
.
Rakesh Kumar Sharma,
P. P. Gupta,
1986
.
Rakesh Kumar Sharma,
P. P. Gupta,
1986
.
Arvind Kumar,
P. P. Gupta,
1987
.
P. P. Gupta,
R. K. Gupta,
Lokesh Tyagi,
1985
.
A. K. Ramani,
P. P. Gupta,
H. N. Murthy,
1982
.
P. P. Gupta,
R. K. Gupta,
1986
.