Kemal Bicakci Nazife Baykal SAOTS: A New Efficient Server Assisted Signature Scheme for Pervasive Computing. 187-200 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2802&spage=187 2003 conf/spc/2003 SPC db/conf/spc/spc2003.html#BicakciB03