Minhós, Feliz, and Rui Carapinha. “Third-Order Generalized Discontinuous Impulsive Problems on the Half-Line”. Mathematical Modelling and Analysis 26, no. 4 (October 28, 2021): 548-565. Accessed December 2, 2024. https://mma.vgtu.lt/index.php/MMA/article/view/12557.