MASS-SPECTROMETRY OF METHYL-SUBSTITUTED 4-AZAPHENANTHRENES AND PRODUCTS OF THEIR NITRATION Article ZVOLINSKII V.P., ZAKHAROV P.I., POSHIVALOV S.G., SHEVTSOV V.K., PLESHAKOV V.G., SEITEMBETOV T.S., PROSTAKOV N.S. Chemistry of Heterocyclic Compounds / KHIMIYA GETEROTSIKLICHESKIKH SOEDINENII. Латвийский институт органического синтеза Латвийской академии наук. 1977. P. 1365-1369
SPECTROMETRIC STUDY OF TERPENOID COUMARINS MOGOLTADON, GUMMOZIN AND PHARNEZIPHEROLE-A Article TERENTJEV P.B., ZAKHAROV P.I., NIKONOV G.K., KHASANOV T.K., SAIDKHODSHAEV A.I. KHIMIYA PRIRODNYKH SOEDINENII. AKADEMIYA NAUK UZBEKSKOI SSR. 1977. P. 207-212