A note on factors of generalized Fermat numbers. - Ismael Jiménez Calvo (Appl. Math. Lett., 2000)

Approximate Power Roots in Zm. - Ismael Jiménez Calvo; Germán Sáez (ISC, 2001)

A new algorithm to search for small nonzero |x3-y2| values. - Ismael Jiménez Calvo; Javier Herranz; Germán Sáez (Math. Comput., 2009)