TY - Computer Engineering and Applications A1 - XING Xing1,XIE Qi1,2 T1 - Analysis and improvement on threshold proxy signcryption scheme with shared verification Y1 - 2008-11-21 JF - Computer Engineering and Applications JO - Computer Engineering and Applications SP - 89 EP - 92 VL - 44 IS - 33 UR - http://cea.ceaj.org N1 - 10.3778/j.issn.1002-8331.2008.33.028 ER -