S. Arumugam, C. Pakkiam. Graphoidal bipartite graphs. Graphs and Combinatorics, 10(2-4):305-310, 1994. [doi]
@article{ArumugamP94, title = {Graphoidal bipartite graphs}, author = {S. Arumugam and C. Pakkiam}, year = {1994}, doi = {10.1007/BF02986680}, url = {http://dx.doi.org/10.1007/BF02986680}, researchr = {https://researchr.org/publication/ArumugamP94}, cites = {0}, citedby = {0}, journal = {Graphs and Combinatorics}, volume = {10}, number = {2-4}, pages = {305-310}, }