R. Ratan
发表
K. Sindhu,
R. Ratan,
2020,
Theoretical and Applied Climatology.
K. Murari,
A. Chakravarty,
R. Ratan,
1970
.
Arvind,
R. Ratan,
2019,
International Journal of System Assurance Engineering and Management.
Arvind,
Ram Ratan,
Arvind,
2018,
Communications in Computer and Information Science.
Neelam Verma,
Rajesh Asthana,
Anand Sharma,
2014,
SocProS.
Ram Ratan,
R. Ratan,
2013,
SocProS.
Ram Ratan,
Renu,
Ravi,
2012,
SocProS.
Ashok K. Bhateja,
Maiya Din,
Ram Ratan,
2012,
SocProS.
C. E. Veni Madhavan,
Ram Ratan,
C. Madhavan,
2002
.
R. Prasad,
R. Ratan,
S. Srivastava,
2000
.
Arvind,
Ram Ratan,
Arvind,
2018,
RTIP2R.
V. Venugopal,
R. Ratan,
2013
.
Ram Ratan,
Arvind Yadav,
Arvind R. Yadav,
2021
.
Neelam Verma,
Ram Ratan,
Manish Kant Dubey,
2013,
SocProS.
Ram Ratan,
R. Ratan,
2009,
PReMI.