@article{AIF_1972__22_3_141_0,
     author = {Douglis, Avron},
     title = {Layering methods for nonlinear partial differential equations of first order},
     journal = {Annales de l'Institut Fourier},
     pages = {141--227},
     publisher = {Institut Fourier},
     address = {Grenoble},
     volume = {22},
     number = {3},
     year = {1972},
     doi = {10.5802/aif.428},
     zbl = {0242.35014},
     mrnumber = {50 #10554},
     language = {en},
     url = {https://aif.centre-mersenne.org/articles/10.5802/aif.428/}
}