@article{1102702796,
author = {Cendra, Hernan},
title = {A normal form and integration in finite terms for a class of elementary functions.},
journal = {Pacific J. Math.},
volume = {125},
number = {2},
year = {1986},
pages = { 51-66},
language = {en},
url = {http://dml.mathdoc.fr/item/1102702796}
}
Cendra, Hernan. A normal form and integration in finite terms for a class of elementary functions.. Pacific J. Math., Tome 125 (1986) no. 2, pp. 51-66. http://gdmltest.u-ga.fr/item/1102702796/