@article{bwmeta1.element.bwnjournal-article-fmv133i1p8bwm,
author = {Roger Bielawski},
title = {A selection theorem for open-graph multifunctions},
journal = {Fundamenta Mathematicae},
volume = {132},
year = {1989},
pages = {97-100},
zbl = {0706.54019},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-fmv133i1p8bwm}
}
Bielawski, Roger. A selection theorem for open-graph multifunctions. Fundamenta Mathematicae, Tome 132 (1989) pp. 97-100. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-fmv133i1p8bwm/