TY  - BOOK
AU  - Chattopadhyay ,Joydev
TI  - Bulletin of the Calcutta Mathematical Society (2017) / 
SN  - 00080659
U1  - 510.5 21
PY  - 2017///
CY  - Kolkata : 
PB  - Calcutta Mathematical Society
KW  - MATHEMATICS-PERIODICALS
N1  - bBJ4981-Vol.109 no.1-6
ER  -