Extended rate, more GFUN. - Waldemar Hebisch; Martin Rubey (J. Symb. Comput., 2011)

Integration in terms of exponential integrals and incomplete gamma functions. - Waldemar Hebisch (ACM Commun. Comput. Algebra, 2015)

Integration in terms of exponential integrals and incomplete gamma functions I. - Waldemar Hebisch (CoRR, 2018)

Integration in terms of polylogarithm. - Waldemar Hebisch (CoRR, 2018)