APA: 
Li, Hongwei, Li, Xiao, He, Mingxing, Zeng, Shengke (2011). Improved ID-based ring signature scheme with constant-size signatures. 
Informatica (Ljubljana), letnik 35, številka 3, str. 343-350. 
URN:NBN:SI:doc-PF4QCFAQ from http://www.dlib.si
MLA: 
Li, Hongwei, Li, Xiao, He, Mingxing, Zeng, Shengke. "Improved ID-based ring signature scheme with constant-size signatures." 
Informatica (Ljubljana) letnik 35. številka 3 (2011) str. 343-350.
<http://www.dlib.si/?URN=URN:NBN:SI:doc-PF4QCFAQ>