S. Sindhuja, J. Daphy Louis Lovenia, A. P. Lavanya, G. Gomathi Jawahar, D. Darling Jemima. Minimal and Maximal Solutions of Second-order Functional Difference Equations . IJAST [Internet]. 2020Jun.1 [cited 2024May6];29(08):2516 - 2524. Available from: http://sersc.org/journals/index.php/IJAST/article/view/23420