@article{AIF_1964__14_1_83_0,
     author = {Aeppli, Alfred and Markus, Lawrence},
     title = {Sur l'\'equivalence des syst\`emes diff\'erentiels},
     journal = {Annales de l'Institut Fourier},
     pages = {83--86},
     publisher = {Institut Fourier},
     address = {Grenoble},
     volume = {14},
     number = {1},
     year = {1964},
     doi = {10.5802/aif.163},
     zbl = {0131.32002},
     mrnumber = {166454},
     language = {fr},
     url = {http://archive.numdam.org/articles/10.5802/aif.163/}
}