000
00279nam a2200109Ia 4500
008
220204s9999 xx 000 0 und d
082
_a
539.16
_b
VOH
245
0
_a
Natural radiation and environment
260
_a
New Delhi
_b
Wiley Eastern
_c
1982
700
_a
Vohra, K G
942
_c
BK
999
_c
37929
_d
37929