Laura Anderson. Representing Weak Maps of Oriented Matroids. Eur. J. Comb., 22(5):579-586, 2001. [doi]
@article{Anderson01:0, title = {Representing Weak Maps of Oriented Matroids}, author = {Laura Anderson}, year = {2001}, doi = {10.1006/eujc.1999.0480}, url = {http://dx.doi.org/10.1006/eujc.1999.0480}, researchr = {https://researchr.org/publication/Anderson01%3A0}, cites = {0}, citedby = {0}, journal = {Eur. J. Comb.}, volume = {22}, number = {5}, pages = {579-586}, }