@article{10_37236_1713,
     author = {Terry A. McKee},
     title = {The neighborhood characteristic parameter for graphs},
     journal = {The electronic journal of combinatorics},
     year = {2003},
     volume = {10},
     doi = {10.37236/1713},
     zbl = {1023.05118},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/1713/}
}