@article{10_1017_S2040618500033499,
     author = {Ragab, F. M.},
     title = {Integration of {E-Functions} with regard to their parameters},
     journal = {Glasgow mathematical journal},
     pages = {94--98},
     year = {1957},
     volume = {2},
     number = {2},
     doi = {10.1017/S2040618500033499},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S2040618500033499/}
}