@article{Croux2006,
	title = {Testing the information matrix equality with robust estimators},
	author = {Christophe Croux and Geert Dhaene and Dirk Hoorelbeke},
	day = {01},
	journal = {Journal of Statistical Planning and Inference},
	month = {Oct},
	number = {10},
	pages = {3583--3613},
	url = {http://www.sciencedirect.com/science/article/B6V0M-4G1R0K8-2/1/7075ac99fe7e42fbdccdc24b1fc08cb4},
	volume = {136},
	year = {2006},
	biburl = {http://www.bibsonomy.org/bibtex/20825205051ece89a7ed783ceab41cb2b/smicha},
	keywords = {Information matrix test }
}