{TAIL ~ A wireless ad hoc communication system} in which {HEAD ~ an attribute certificate} can be independently and dispersedly issued is provided 
in
{ TAIL ~ A wireless ad hoc communication system } in which { HEAD ~ an attribute certificate } can be independently and dispersedly issued is provided
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL REL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH