THE SYNTHESIS, STRUCTURE AND PROTON MAGNETIC-RESONANCE SPECTRA OF AZOMETHINES OF THE INDENOQUINOLINE AND INDENOQUINOXALINE SERIES Статья PROSTAKOV N.S., PLESHAKOV V.G., ABEDIN M.Z., ZAKHAROV V.F., USTENKO A.A. ЖУРНАЛ ОРГАНИЧЕСКОЙ ХИМИИ. MEZHDUNARODNAYA KNIGA / Санкт-Петербургская издательская фирма "Наука" Академиздатцентра РАН. Том 19. 1983. С. 173-189
CHANGES IN THE INTENSITY OF SINGING AND THE NUMBERS OF BIRDS IN DIFFERENT REGIONS OF THEIR RANGES Статья DENISOVA M.N., PODARUEVA V.I., DAVYDOVA A.S., SAVOKHINA L.V. Zoologicheskii Zhurnal. Том 62. 1983. С. 1232-1244