TY - JOUR AU - Douglis, Avron TI - Solutions in the large for multi-dimensional non linear partial differential equations of first order JO - Annales de l'Institut Fourier PY - 1965 SP - 1 EP - 35 VL - 15 IS - 2 PB - Institut Fourier PP - Grenoble UR - http://www.numdam.org/articles/10.5802/aif.208/ DO - 10.5802/aif.208 LA - en ID - AIF_1965__15_2_1_0 ER -