@article{bwmeta1.element.desklight-3e23e8bd-c842-421f-9310-61d2057707f3,
author = {A. Pli\'s},
title = {Remark on a partial differential inequality of the first order},
journal = {Annales Polonici Mathematici},
volume = {17},
year = {1965},
pages = {371-375},
zbl = {0218.35013},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.desklight-3e23e8bd-c842-421f-9310-61d2057707f3}
}
A. Pliś. Remark on a partial differential inequality of the first order. Annales Polonici Mathematici, Tome 17 (1965) pp. 371-375. http://gdmltest.u-ga.fr/item/bwmeta1.element.desklight-3e23e8bd-c842-421f-9310-61d2057707f3/