SUBSTITUTED PYRIDINES - 5-METHYL-2-FORMYLPYRIDINE AND 5-METHYL-4-PHENYL-2-FORMYLPYRIDINE СтатьяProstakov N.S., Mikhailova N.M., Ivanova S.Ya., Shakhparonova L.A.Chemistry of Heterocyclic Compounds. Том 1. 1965. С. 499-502
