BENZO[F]-3-AZAFLUORANTHENES AND BENZO[F]-10-AZAFLUORANTHENES СтатьяPROSTAKOV N.S., ALVARADO U.G., GAIVORONSKAYA L.A., ZVOLINSKII V.P., GALIULLIN M.A.Химия гетероциклических соединений. 1977. С. 1245-1247
MASS-SPECTROMETRY STUDY OF LINEAR AND ANGULAR 3',4'-DIOXYSUBSTITUTED DIHYDROPYRANOCOUMARINS AND THEIR DERIVATIVES СтатьяZAKHAROV P.I., TERENTEV P.B., NIKONOV G.K., AVRAMENKO L.G.KHIMIYA PRIRODNYKH SOEDINENII. 1977. С. 38-44