Yafeng Bai, Xiaoqing Jiang, Shujun Chen [...]
A. da Trindade Alfaro, C. Simões da Costa, G. Graciano Fonseca [...]
R. Whittaker, K. Fox, A. Walker
Xiaoqing Jiang, Yang Han, Shujun Chen [...]
Jose C Navarrro, Cyrus Escabillas, Abdias Aquino [...]
Qian Wang, Yujing Yang, Sensen Huang [...]
Jerry D. Moore
P B Slater
Carla Guzmán, Gloria Muñoz, Paola Araneda [...]
, Cyrus Escabillas, Abdias Aquino 
