@article{MV_1967_19_2_a8,
     author = {M. Bertolino},
     title = {Priorit\'e de {Michel} {Petrovitch} relative au th\'eor\`eme de {Tchapliguine} sur les in\'egalit\'es diff\'erentielles du premier ordre},
     journal = {Matemati\v{c}ki vesnik},
     pages = {165 },
     publisher = {mathdoc},
     volume = {19},
     number = {2},
     year = {1967},
     url = {http://geodesic.mathdoc.fr/item/MV_1967_19_2_a8/}
}