FUNDAMENTALNAYA
I PRIKLADNAYA MATEMATIKA
(FUNDAMENTAL AND APPLIED MATHEMATICS)
2025, VOLUME 25, NUMBER 3.2, PAGES 173-184
I. L. Pankratieva
Abstract
Location: http://mech.math.msu.su/~fpm/eng/k25/k254/k25411g.htm
Last modified: January 25, 2026