TY  - BOOK
AU  - Katritzky, Alan R.
AU  - Katritzky,  A. R., [Ed.]
TI  - Physical methods in heterocyclic chemistry [2v.]: edited by A. R. Katritzky
U1  - 547.59 
PY  - 1963///
CY  - New York
PB  - Academic Press
KW  - Heterocyclic Compounds
N1  - Contents: v. 1. Nonspecrroscopic methods -- v. 2. Spectroscopic methods
ER  -