@article{ASNSP_1967_3_21_2_291_0,
     author = {Aronson, D. G. and Serrin, James},
     title = {A maximum principle for nonlinear parabolic equations},
     journal = {Annali della Scuola Normale Superiore di Pisa - Scienze Fisiche e Matematiche},
     pages = {291--305},
     publisher = {Scuola normale superiore},
     volume = {Ser. 3, 21},
     number = {2},
     year = {1967},
     mrnumber = {219901},
     zbl = {0148.34803},
     language = {en},
     url = {http://archive.numdam.org/item/ASNSP_1967_3_21_2_291_0/}
}