IEEE stands for Institute of Electrical and Electronics Engineers. It is a non-profit association that brings members together in the areas of engineering and technology for innovative purposes. IEEE API is available in their digital library named Xplore. In the site, developers can find parameters of single article; specific search fields related to author, document date and abstract; filtering parameters corresponding to publication number, publication year and content type; and sorting parameters consistent to field name, ascending sort and descending sort. IEEE offers a support center for further information.