7 articles in this issue
--> Wolfang Munar
--> Lanis L Hicks,Keith E Boles
--> Francisco Hernández Torres,Fernando Chacón Sosa,Jorge Alfredo Ochoa Romero
--> Xiomara Puche de Martinez
--> Fernando Javier Chacón Sosa
--> Francisco Hernandez Torres,Jorge Alfredo Ochoa Moreno
--> Álvaro Ruiz