No. 18 (2012)

Editorial

En busca de cambios
Fernando Alberto Nieto Castañeda (Author)
7 - 8

Artículos

Loading and Unloading of Public Transportation Passengers
Carlos Felipe Urazán Bonells, Edder Alexander Velandia Durán, José Esteban Guzmán (Author)
31 - 44
Short Term Hydrothermal Environmental/Economic Dispatch Using Interior Point Method
Carlos Adrián Correa, Ricardo Bolaños, Alejandro Garcés (Author)
45 - 58
Collagen Extraction in Acid-Base Mediums from Bovine Hooves
Carlos Roberto Peralta Mendoza, Neify Astrid Rivera Pérez, Lucila Gualdrón Rivera (Author)
59 - 69
Regional Impact: Case of Application of Territorial Accessibility Analysis
Diego Alexander Escobar García, Francisco Javier García Orozco (Author)
71 - 86
Considerations on the Integrated Public Transportation System Plan for Bogotá
Carlos Felipe Urazán Bonells, Edder Alexander Velandia Durán (Author)
105 - 121
Impact of the Training Process on Quality Assurance for Fifty Food-Processing Companies in Bogota
Sonia Camargo Urrea, Liliana Peralta Baquero, Julia Luna Amador, Magdalena Garnica Holguín (Author)
123 - 131