R.Zelinskaya Plata, "Helen", help with the assessment

[Вильгельмина]

Pliz help me to evaluate, that kind of work:

Rice Zelenskaya Plata "Helen", 1959

oil on canvas, 50 by 70 cm

signature

[Вильгельмина]

Zelinskaya-Plate, I wanted to say <! - ~ 4 ~ ->

Added after 11 minutes 6 minutes
Dear professionals!
A-uuuu!
 
Well, there is no single niuzheli ideas?
 
Zelenskaya-Plate - a student Grabar, author of a number of portraits of a bygone era, whose works are stored in the Russian Museum and Tretyakov Gallery ...
Help with the assessment, please count on is your professional opinion))