TY - JOUR AU - Douglis, Avron TI - Layering methods for nonlinear partial differential equations of first order JO - Annales de l'Institut Fourier PY - 1972 SP - 141 EP - 227 VL - 22 IS - 3 PB - Institut Fourier PP - Grenoble UR - https://aif.centre-mersenne.org/articles/10.5802/aif.428/ DO - 10.5802/aif.428 LA - en ID - AIF_1972__22_3_141_0 ER -