@article{1138039594,
author = {Tateishi, Hiroshi},
title = {Perron-Frobenius theorem for multi-valued mappings},
journal = {Kodai Math. J.},
volume = {15},
number = {1},
year = {1992},
pages = { 155-164},
language = {en},
url = {http://dml.mathdoc.fr/item/1138039594}
}
Tateishi, Hiroshi. Perron-Frobenius theorem for multi-valued mappings. Kodai Math. J., Tome 15 (1992) no. 1, pp. 155-164. http://gdmltest.u-ga.fr/item/1138039594/