| Program, 05.08.1970 of the trip
List, 05.08.1970(?)of institutions and persons to be visited by Ershov during his trip
Certificate, 07.10.1970for a two-months trip to the USA for scientific work; issued to Dr. A.P. Ershov
Letter, G. I. Marchuk->V. V. Pazelskiy, 20.02.1970
Covering letter, G. R. Kontarev->S. G. Korneev, 05.03.1970
Item 6. (Name does not exist in this language.)
Letter, J. T. Schwartz->A.P. Ershov, 28.01.1970
Letter, G. E. Forsythe->A.P. Ershov, 29.01.1970
Initial order | In alphabetical order | By date |
