Cjvering letter with attachment

Archive Correspondence Outgoing foreign mail (1961)

Cjvering letter with attachment

Cjvering letter with attachment

Date:

20.12.1961

Authors:

Andrei Petrovich Ershov
Sergei L. Sobolev

Addresse:

Organizations:

Inst. of Mathematics of the Siberian Branch of the USSR Ac. Sci.
Wissenschaftlich-Technisches-Zentrum der VVB Buromaschinen