Berezansky, Y.M., Mitropolskiy, Y.A. and Shkhanukov-Lafishev, M.K. (1995) “On a nonlocal problem for a parabolic equation”,
Ukrains’kyi Matematychnyi Zhurnal, 47(6), pp. 790–800. Available at:
https://umj.imath.kiev.ua/index.php/umj/article/view/5473 (Accessed: 14 April 2025).