Title:Investigación de Variables de Dotación para Sistemas de Acueductos en Municipios Colombianos, Caso de Estudio en el Municipio de Subachoque (Cundinamarca) / Variables Research Endowment for Water Supply Systems in Colombian Municipalities Case Study in the Municipality of Subachoque (Cundinamarca)
Title:Alfonso Moreno. 2007. Feeding the democracy. The athenian grain supply in the fifth and fourth centuries BC : Oxford: Oxford University Press. 420 p.
Title:Verification by tests of models proposed for synchronous machines, excitation control systems, water supply and turbines and its control systems for colbún and machicura power plants