 
 
	Zhiquan Shen,Qi Shen and Dongmei Cui
 
	
 
	
 
William J. Evans
UC, Irvine
 
 
Jun Okuda
RWTH Aachen Univ.
 
 
Pierre Dixneuf
Univ. of Rennes
	 
 
	
Alex. Trifonov
RAS (Russia)

Zhibin Ye
Laurentian Univ.

Li Jia
Univ. of Akron

Zhaomin Hou
RIKEN