@article{GDZPPN002190036,
title = {Essential singular points of solutions of an algebraic differential equation.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {272},
year = {1975},
pages = {127-149},
zbl = {0363.34003},
url = {http://dml.mathdoc.fr/item/GDZPPN002190036}
}
Kimura, Tosihusa; Sibuya, Yasutaka. Essential singular points of solutions of an algebraic differential equation.. Journal für die reine und angewandte Mathematik, Tome 272 (1975) pp. 127-149. http://gdmltest.u-ga.fr/item/GDZPPN002190036/