@article{bwmeta1.element.desklight-bba891e4-54c9-4e1f-af81-3b3f67850984,
author = {L. D. Loveland and J. E. Valentine},
title = {Generalized midset properties characterize geodesic circles and intervals},
journal = {Colloquium Mathematicae},
volume = {40},
year = {1978},
pages = {231-241},
zbl = {0382.52003},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.desklight-bba891e4-54c9-4e1f-af81-3b3f67850984}
}
L. D. Loveland; J. E. Valentine. Generalized midset properties characterize geodesic circles and intervals. Colloquium Mathematicae, Tome 40 (1978) pp. 231-241. http://gdmltest.u-ga.fr/item/bwmeta1.element.desklight-bba891e4-54c9-4e1f-af81-3b3f67850984/