@article{01607430, title = {On the existence of solutions for a class of first-order differential equations.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {25}, year = {2001}, pages = {1-10}, doi = {10.1155/S0161171201004495}, zbl = {0978.34015}, language = {en}, url = {http://dml.mathdoc.fr/item/01607430} }
Al-Khaled, Kamel. On the existence of solutions for a class of first-order differential equations.. International Journal of Mathematics and Mathematical Sciences, Tome 25 (2001) pp. 1-10. doi : 10.1155/S0161171201004495. http://gdmltest.u-ga.fr/item/01607430/