@article{CMJ_2001__51_4_a12,
     author = {Chartrand, Gary and Zhang, Ping},
     title = {The forcing convexity number of a graph},
     journal = {Czechoslovak Mathematical Journal},
     pages = {847--858},
     publisher = {mathdoc},
     volume = {51},
     number = {4},
     year = {2001},
     mrnumber = {1864046},
     zbl = {0995.05044},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMJ_2001__51_4_a12/}
}