Muratbekov, M. and Muratbekov, M. 2020. Smoothness and approximative properties of solutions of the singular nonlinear Sturm-Liouville equation. Bulletin of the Karaganda University. Mathematics Series. 100, 4 (Dec. 2020), 113–124. DOI:https://doi.org/10.31489/2020m4/113-124.