Richard P. Anstee, Lou Caccetta. Orthogonal matchings. Discrete Mathematics, 179(1-3):37-47, 1998. [doi]
@article{AnsteeC98,
title = {Orthogonal matchings},
author = {Richard P. Anstee and Lou Caccetta},
year = {1998},
doi = {10.1016/S0012-365X(97)00025-3},
url = {http://dx.doi.org/10.1016/S0012-365X(97)00025-3},
researchr = {https://researchr.org/publication/AnsteeC98},
cites = {0},
citedby = {0},
journal = {Discrete Mathematics},
volume = {179},
number = {1-3},
pages = {37-47},
}