@article{FellowsRosamondRoticsSzeider09,
 author = {Fellows, Michael R. and Rosamond, Frances A. and Rotics, Udi
and Szeider, Stefan},
 journal = {SIAM J. Discrete Math.},
 number = {2},
 pages = {909-939},
 title = {Clique-width is {NP}-complete},
 url = {https://www.ac.tuwien.ac.at/files/pub/FellowsRosamondRoticsSzeider09.pdf},
 volume = {23},
 year = {2009}
}