@article{GDZPPN002202816,
title = {First class selectors for weakly upper semi-continuous multi-valued maps in Banach spaces.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {358},
year = {1985},
pages = {201-220},
zbl = {0573.54012},
url = {http://dml.mathdoc.fr/item/GDZPPN002202816}
}
Talagrand, M.; Hansell, R.; Jayne, J. First class selectors for weakly upper semi-continuous multi-valued maps in Banach spaces.. Journal für die reine und angewandte Mathematik, Tome 358 (1985) pp. 201-220. http://gdmltest.u-ga.fr/item/GDZPPN002202816/