@article{05257092,
title = {Cordial deficiency.},
journal = {Bulletin of the Malaysian Mathematical Sciences Society. Second Series},
volume = {30},
year = {2007},
pages = {201-204},
zbl = {1140.05324},
language = {en},
url = {http://dml.mathdoc.fr/item/05257092}
}
Riskin, Adrian. Cordial deficiency.. Bulletin of the Malaysian Mathematical Sciences Society. Second Series, Tome 30 (2007) pp. 201-204. http://gdmltest.u-ga.fr/item/05257092/