@article{10_4064_ap_19_2_193_197,
     author = {J. Chabrowski},
     title = {Les solutions non n\'egatives d'un syst\`eme parabolique d'\'equations},
     journal = {Annales Polonici Mathematici},
     pages = {193--197},
     publisher = {mathdoc},
     volume = {19},
     number = {2},
     year = {1967},
     doi = {10.4064/ap-19-2-193-197},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap-19-2-193-197/}
}