Horodets’kyiV. V., and DrinYa. M. “Multipoint (in Time) Problem for One Class of Evolutionary Pseudodifferential Equations”. Ukrains’kyi Matematychnyi Zhurnal 66, no. 5 (May 25, 2014): 619–633. Accessed July 27, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/2164.