Voir la notice de l'article provenant de la source Novi sad journal of mathematics website
@article{NSJOM_2010_40_1a_6, author = {Mirko Budin\v{c}evi\'c}, title = {A comparision theorem of differential equations}, journal = {Novi Sad Journal of Mathematics}, pages = {3-8}, publisher = {mathdoc}, volume = {40}, number = {1}, year = {2010}, url = {http://geodesic.mathdoc.fr/item/NSJOM_2010_40_1a_6/} }
Mirko Budinčević. A comparision theorem of differential equations. Novi Sad Journal of Mathematics, Tome 40 (2010) no. 1. http://geodesic.mathdoc.fr/item/NSJOM_2010_40_1a_6/