@article{DBLP:journals/tcs/GareyJS76,
author = {M. R. Garey and
David S. Johnson and
Larry J. Stockmeyer},
title = {Some Simplified NP-Complete Graph Problems},
journal = {Theor. Comput. Sci.},
volume = {1},
number = {3},
year = {1976},
pages = {237-267},
ee = {http://dx.doi.org/10.1016/0304-3975(76)90059-1},
bibsource = {DBLP, http://dblp.uni-trier.de}
}