@article{GDZPPN002304082,
title = {The Local Fixed Point Index for Multivalued Transformations in a Banach Space.},
journal = {Mathematische Annalen},
volume = {189},
year = {1970},
pages = {119-128},
zbl = {0193.11001},
url = {http://dml.mathdoc.fr/item/GDZPPN002304082}
}
CALVERT, B.D. The Local Fixed Point Index for Multivalued Transformations in a Banach Space.. Mathematische Annalen, Tome 189 (1970) pp. 119-128. http://gdmltest.u-ga.fr/item/GDZPPN002304082/