EHP Silva, GSC Souza, DB Janes [...]
Javier Madrigal, Carmen Hernando, Mercedes Guijarro
G. Fesman, B.A. Jacobs
J. Madrigal, C. Hernando, M. Guijarro [...]
Youming Yu, Junfeng Hou, Zhiqiang Dong [...]
Soonil Nam, Robert G. Bill
Carlos J. Hilado
Carolyn Jane Hooper, Urban Jupena
J.S. Newman
Carlos J. Hilado, William Patten
, GSC Souza, DB Janes 
