James F. Geelen, James G. Oxley, Dirk Vertigan, Geoffrey P. Whittle. On the Excluded Minors for Quaternary Matroids. Journal of Combinatorial Theory, Series A, 80(1):57-68, 2000. [doi]
@article{GeelenOVW00,
title = {On the Excluded Minors for Quaternary Matroids},
author = {James F. Geelen and James G. Oxley and Dirk Vertigan and Geoffrey P. Whittle},
year = {2000},
doi = {10.1006/jctb.2000.1967},
url = {http://dx.doi.org/10.1006/jctb.2000.1967},
researchr = {https://researchr.org/publication/GeelenOVW00},
cites = {0},
citedby = {0},
journal = {Journal of Combinatorial Theory, Series A},
volume = {80},
number = {1},
pages = {57-68},
}