000
00301nam a22001217a 4500
003
OSt
008
230906b |||||||| |||| 00| 0 eng d
100
_a
Katrilzky
245
_a
Advances in Heterocyclic Chemistry
260
_a
India Book House Patna
_b
Ac. Press
_c
1979
300
_a
461
942
_2
ddc
_c
BK
999
_c
31283
_d
31283