"Zhiznʹ korotka, nado speshitʹ" /

by Vavilov, N. I (Nikolaĭ Ivanovich), 1887-1943, Vavilov, N. I (Nikolaĭ Ivanovich), 1887-1943, Vavilov, N. I (Nikolaĭ Ivanovich), 1887-1943
Published 1990

Granit͡s poznanii͡u predvidetʹ nevozmozhno /

by Mendeleyev, Dmitry Ivanovich, 1834-1907, Mendeleyev, Dmitry Ivanovich, 1834-1907
Published 1991

Granit͡s poznanii͡u predvidetʹ nevozmozhno /

by Mendeleyev, Dmitry Ivanovich, 1834-1907
Published 1991

Pessimizm i optimizm /

by Metchnikoff, Elie, 1845-1916
Published 1989