Hans-Jürgen Bandelt, Victor Chepoi. The algebra of metric betweenness II: Geometry and equational characterization of weakly median graphs. Eur. J. Comb., 29(3):676-700, 2008. [doi]
@article{BandeltC08,
title = {The algebra of metric betweenness II: Geometry and equational characterization of weakly median graphs},
author = {Hans-Jürgen Bandelt and Victor Chepoi},
year = {2008},
doi = {10.1016/j.ejc.2007.03.003},
url = {http://dx.doi.org/10.1016/j.ejc.2007.03.003},
tags = {graph-rewriting, algebra, rewriting},
researchr = {https://researchr.org/publication/BandeltC08},
cites = {0},
citedby = {0},
journal = {Eur. J. Comb.},
volume = {29},
number = {3},
pages = {676-700},
}