Generalized Quasilinearization Using Coupled Lower and Upper Solutions for Periodic Boundary Value Problem of an Integro Differential Equation. Eur. J. Pure Appl. Math. [Internet]. 2019 Oct. 31 [cited 2024 Nov. 21];12(4):1662-75. Available from: https://www.ejpam.com/index.php/ejpam/article/view/3529