@article{1102703880,
author = {Breen, Marilyn},
title = {A Krasnosel'ski\u\i -type theorem for unions of two starshaped sets in the plane.},
journal = {Pacific J. Math.},
volume = {120},
number = {2},
year = {1985},
pages = { 19-31},
language = {en},
url = {http://dml.mathdoc.fr/item/1102703880}
}
Breen, Marilyn. A Krasnosel'skiĭ-type theorem for unions of two starshaped sets in the plane.. Pacific J. Math., Tome 120 (1985) no. 2, pp. 19-31. http://gdmltest.u-ga.fr/item/1102703880/