@article{GutinKimSoleimanfallahSzeiderYeo12,
 author = {Gregory Gutin and Eun Jung Kim and Arezou
Soleimanfallah and Stefan Szeider and Anders Yeo},
 doi = {10.1007/s00453-011-9548-8},
 journal = {Algorithmica},
 number = {1},
 pages = {112-125},
 title = {Parameterized Complexity Results for General Factors
in Bipartite Graphs with an Application to
Constraint Programming},
 volume = {64},
 year = {2012}
}