DAW, Shahawe; NAJEM, Essa; SAED , Haniyah. Generating Some Linear Second-Order Differential Equations With Undetermined Coefficients By Linearly Combining Frobenius And Legendre Differential Equations. Journal of Pure & Applied Sciences , [S. l.], v. 18, n. 3, p. 23–27, 2019. DOI: 10.51984/jopas.v18i3.246. Disponível em: https://www.sebhau.edu.ly/journal/jopas/article/view/246. Acesso em: 12 sep. 2026.