Here is a picture could be anyone?
Signature (was erased) "Busygina LB Winter Night 1967"
According to some data birth year Busygina LB
-1946:
http://souzt.ru/post/category/artists/page/3
http://souzt.ru/post/871
On the other - 1952 (EXP) - I think that all links from this date are based just on the EXP (which is probably a mistake).
X, hardboard /m, 50 x 50 cm
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Here are photos and flushed.