Z. M. Abdiakhmetova; Najibullah Zahid; Feroz Sheakib; Aimal Rasa, G. H. Degenerate Sturm-Liouville Problem for Second-Order Differential Operators on Star-Graph. jmss 2024, 5 (3), 01-08. https://doi.org/10.32996/jmss.2024.5.3.1.