Mustafa Gülsu Yalçin Öztürk Ayse Anapali Numerical approach for solving fractional Fredholm integro-differential equation. 1413-1434 2013 90 Int. J. Comput. Math. 7 https://doi.org/10.1080/00207160.2012.750720 https://www.wikidata.org/entity/Q115315131 db/journals/ijcm/ijcm90.html#GulsuOA13