@article{02012653,
title = {Shields-Harary numbers of graphs with respect to continuous concave cost functions.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {2003},
year = {2003},
pages = {3921-3930},
doi = {10.1155/S0161171203212059},
zbl = {1031.05123},
language = {en},
url = {http://dml.mathdoc.fr/item/02012653}
}
Holliday, John; Johnson, Peter. Shields-Harary numbers of graphs with respect to continuous concave cost functions.. International Journal of Mathematics and Mathematical Sciences, Tome 2003 (2003) pp. 3921-3930. doi : 10.1155/S0161171203212059. http://gdmltest.u-ga.fr/item/02012653/