000 nam a22 7a 4500
999 _c31468
_d31468
008 180828b1999 xxu||||| |||| 00| 0 eng d
020 _a9788181282217
082 _a547.59 GUP-R
100 _aGupta, R. R.
245 _aHeterocyclic chemistry :
_bfive-membered heterocycles /
_cR. R. Gupta, M. Kumar and V. Gupta
260 _aIndia
_bSpringer
_c1999
300 _a638 p.
365 _aINR
_b1595.00.
440 _vVolume - 2
650 _aHeterocyclic chemistry
700 _aKumar, M
700 _aGupta, V