Artist, the only thing I can still help - here are two links to material on Korsakova
http://www.cp-centre.ru/autors/korsak/index.php
http://www.earthburg.ru/earthadm/php...c1=7&c2=3&c3=8
Also I have a directory of its personal exhibition of paintings and gouaches in Düsseldorf (Stadtische Kunsthalle - this is a big showroom in the heart of Düsseldorf type Manege in Moscow on the value, not some unimportant where the gallery), a cat. held in December 1989 - January 1990. In it a small little article Strigaleva A. (in German) and 80 pieces of pictures.