@article{MV_1958_10_1_a0,
     author = {B. Rachajsky},
     title = {Note sur le probl\`eme de {Cauchy} du syst\`eme d'\'equations aux deriv\'ees partielles du second ordre en involution de {Darboux-Lie}},
     journal = {Matemati\v{c}ki vesnik},
     pages = {11 },
     publisher = {mathdoc},
     volume = {10},
     number = {1},
     year = {1958},
     url = {http://geodesic.mathdoc.fr/item/MV_1958_10_1_a0/}
}