“A NUMERICAL SCHEME ON S-MESH FOR THE SINGULARLY PERTURBED INITIAL BOUNDARY VALUE SOBOLEV PROBLEMS WITH LARGE TIME DELAY: SOLVING SINGULARLY PERTURBED IBV SOBOLEV PROBLEMS WITH LARGE TIME DELAY USING S-MESH METHOD”. 2023. ҚазҰУ Хабаршысы. Математика, механика, информатика сериясы 117 (1): 93-111. https://doi.org/10.26577/JMMCS.2023.v117.i1.08.