Ceballos Márquez Alejandro , Wittwer Fernando , Andaur Marcela , Böhmwald Helga
Article Visits 90 | PDF Visits 32 | pp. 52-58 | Published: 2007-12-21
Osorio Carmona Esteban , Giraldo Carmona John , Narváez Solarte William
Article Visits 1727 | PDF Visits 744 | pp. 87-97 | Published: 2012-06-15
Osorio Orozco José Henry, Vinasco Jazmin, Pérez C. Jorge Enrique
Article Visits 22 | PDF Visits 13 | pp. 11-17 | Published: 2013-06-21
Romero Peñuela Marlyn Hellen, Sánchez Valencia Jorge Alberto, Moncayo Mora Jairo Francisco
Article Visits 62 | PDF Visits 21 | pp. 30-36 | Published: 2014-06-20
Rojas Martínez Laura Esther, Montero Oñate María Trinidad, Zequeira Cuervo Álvaro Alexander
Article Visits 105 | PDF Visits 72 | pp. 203-228 | Published: 2016-07-01