by KOVALEV N.I
Year of Publication 10.08.1998

by KOVALEV N.I
Year of Publication 30.11.1958

by KOVALEV N.I
Year of Publication 28.02.1934

by Kovalev, N.I, Usmanov, I
Published in Voprosy pitaniia (1979)

by Adamova, V.I, Kovalev, N.I
Published in Voprosy pitaniia (1975)

by Kovalev, N.I, Makarenko, L.I, Orlova, S.A
Published in Nahrung (1974)

by Tokarev, N.A, Kovalev, N.I
Published in Khimiia v sel'skom khoziaistve (1981)

by Kovalev, N.I, Usmanov, I
Published in Voprosy pitaniia (1983)

by KOVALEV A.I, KOVALEV N.I
Year of Publication 30.09.1935

by KOVALEV A.I, KOVALEV N.I
Year of Publication 30.11.1933

by Kovalev, N.I, Ivanov, E.L, Stepanov, V.N
Published in Nahrung (1974)

by SAPOTNSHKIJ S.A, SUKHANOVSKIJ S.I, KOVALEV N.I, GALAKHOVA V.E, KARPINSKIJ V.V, VASILEV G.K
Year of Publication 30.11.1960