C. V. R. Vasant Kumar
发表
Abhai Mansingh,
A. Mansingh,
C. V. R. Vasant Kumar,
1988
.
Michael Sayer,
M. Sayer,
D. Amm,
1991
.
D. A. Barrow,
David A. Hutchins,
Michael Sayer,
1993
.