Petr Hlinený. Some Hard Problems on Matroid Spikes. Theory Comput. Syst., 41(3):551-562, 2007. [doi]
@article{Hlineny07, title = {Some Hard Problems on Matroid Spikes}, author = {Petr Hlinený}, year = {2007}, doi = {10.1007/s00224-007-1307-5}, url = {http://dx.doi.org/10.1007/s00224-007-1307-5}, researchr = {https://researchr.org/publication/Hlineny07}, cites = {0}, citedby = {0}, journal = {Theory Comput. Syst.}, volume = {41}, number = {3}, pages = {551-562}, }