TY  - BOOK
AU  - Brown,D.J.
TI  - The pyrimidines. with an essay by s. f. mason
T2  - The chemistry of heterocyclic compounds
AV  - QD401 B86
PY  - 1962///
CY  - New York
PB  - Interscience Publishers.
KW  - Pirimidinas
ER  -