Heterocyclic chemistry :
Gupta, R. R.
Heterocyclic chemistry : five-membered heterocycles / R. R. Gupta, M. Kumar and V. Gupta - India Springer 1999 - 638 p. - Volume - 2 .
9788181282217
Heterocyclic chemistry
547.59 GUP-R
Heterocyclic chemistry : five-membered heterocycles / R. R. Gupta, M. Kumar and V. Gupta - India Springer 1999 - 638 p. - Volume - 2 .
9788181282217
Heterocyclic chemistry
547.59 GUP-R