Hans-Jürgen Bandelt, Victor Chepoi. A Helly theorem in weakly modular space. Discrete Mathematics, 160(1-3):25-39, 1996. [doi]
@article{BandeltC96:0,
title = {A Helly theorem in weakly modular space},
author = {Hans-Jürgen Bandelt and Victor Chepoi},
year = {1996},
doi = {10.1016/0012-365X(95)00217-K},
url = {http://dx.doi.org/10.1016/0012-365X(95)00217-K},
researchr = {https://researchr.org/publication/BandeltC96%3A0},
cites = {0},
citedby = {0},
journal = {Discrete Mathematics},
volume = {160},
number = {1-3},
pages = {25-39},
}