Columbia subject headings:
Marchuk, G. I. (Guriĭ Ivanovich), 1925-2013--Friends and associates.
Marchuk, G. I. (Guriĭ Ivanovich), 1925-2013.
Mathematicians--Soviet Union--Biography.
Russia (Federation)--Politics and government--1991-
Harvard subject headings:
Marchuk, G. I. (Guriĭ Ivanovich), 1925-2013
Marchuk, G. I. (Guriĭ Ivanovich), 1925-2013--Friends and associates.
Mathematicians--Soviet Union--Biography
Russia (Federation)--Politics and government--1991-
Princeton subject headings: