@misc {OPD09, 
	title = {Preserving the reachability of LISP ETRs in case of failures},
	howpublished = {Internet-Draft},
	author = {Olivier Bonaventure and Pierre Francois and Damien Saucez},
	year = {2009},
	month = {July},
	note = {http://tools.ietf.org/search/draft-bonaventure-lisp-preserve-00},
}