Giovanni Di Crescenzo Gonzalo R. Arce Renwei Ge Threshold Cryptography for Mobile Ad Hoc Networks. 91-104 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3352&spage=91 2004 conf/scn/2004 SCN db/conf/scn/scn2004.html#CrescenzoAG04