@article{KaibelStephan2010, author = {Volker Kaibel and R{\"u}diger Stephan}, title = {On cardinality constrained cycle and path polytopes}, journal = {Math. Program.}, volume = {123}, number = {2 (A)}, pages = {371 -- 394}, doi = {10.1007/s10107-008-0257-2}, year = {2010}, }