TY  - BOOK
AU  - Vohra, K G, ed
TI  - National radiation environment; proceedings of the 2nd special symposium on natural radiation environment held at bhabha atomic research centre, Bombay 400089, India during January 19-23, 1981
U1  - 574.5 V869N 
PY  - 1982///
CY  - New Delhi
PB  - Wiley Eastern
ER  -