Luis A. Morales Rosales, Saul E. Pomares Hernandez and Gustavo Rodriguez Gomez
Journal of Applied Sciences 9 ( 8 ): 1441 - 1449 , 2009
Eduardo Lopez Dominguez, Saul E. Pomares Hernandez, Gustavo Rodriguez Gomez, Maria Auxilio Medina and Jose A. Munoz Gomez
Journal of Computer Science 6 ( 7 ): 756 - 768 , 2010