@article {31617,
	title = {Covalent magnetism and invar-like behaviour within ternary nitrides},
	journal = {Z. Naturforschung B - Chemical science},
	volume = {62b},
	year = {2007},
	pages = {881},
	author = {A. Houari and S.F. Matar and M. A. Belkhir and M. Zakhour}
}
