[1]
Dildabek, G., Ivanova, M.B. and Sadybekov, M.A. 2021. ON ROOT FUNCTIONS OF NONLOCAL DIFFERENTIAL SECOND-ORDER OPERATOR WITH BOUNDARY CONDITIONS OF PERIODIC TYPE. Journal of Mathematics, Mechanics and Computer Science. 112, 4 (Dec. 2021). DOI:https://doi.org/10.26577/JMMCS.2021.v112.i4.03.