@article{SLC_2015-2018_74_a4,
     author = {Roy H. Jennings},
     title = {Geodesics in a {Graph} of {Perfect} {Matchings}},
     journal = {S\'eminaire lotharingien de combinatoire},
     publisher = {mathdoc},
     volume = {74},
     year = {2015-2018},
     url = {http://geodesic.mathdoc.fr/item/SLC_2015-2018_74_a4/}
}