M. Sawicki, T. Dietl, C.T. Foxon, S.V. Novikov, R.P. Campion, K.W. Edmonds, K.Y. Wang, A.D. Giddings, B.L. Gallagher, "Search For Hole Mediated Ferromagnetism In Cubic (Ga,Mn)N", in Proceedings of the 27th International Conference on the Physics of Semiconductors, ed. J. Menéndez, C. G. Van de Walle, AIP Conference Proceedings, Vol. 772, AIP, 1371 (2005): on-line, preprint arXiv:cond-mat/0410551: on-line