Khristoforova A.V.
SSU
Saratov, Russian Federation
![Khristoforova A.V. Khristoforova A.V.](/authors/no.jpg)
Khristoforova A.V. --- Cand. Sc. (Phys.-Math.), Assoc. Professor, Department of Mathematics, SSU (Astrakhanskaya ul. 83, Saratov, 410012 Russian Federation).
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