@article{01509511,
title = {Monotone point-to-set vector fields.},
journal = {Balkan Journal of Geometry and its Applications (BJGA)},
volume = {5},
year = {2000},
pages = {69-79},
zbl = {0978.90076},
language = {en},
url = {http://dml.mathdoc.fr/item/01509511}
}
da Cruz Neto, J.X.; Ferreira, O.P.; Lucambio Pérez, L.R. Monotone point-to-set vector fields.. Balkan Journal of Geometry and its Applications (BJGA), Tome 5 (2000) pp. 69-79. http://gdmltest.u-ga.fr/item/01509511/