Gutierrez-Jaraba, J. y Pérez-Márquez, F. 2018. Design and Implementation of System and Monitoring of the variables: Ph, oxygen level and temperature for piscicola cultivation pond in the International Nautical, Fluvial and Port Center . Sostenibilidad, Tecnología y Humanismo. 9, 2 (jul. 2018), 17-23. DOI:https://doi.org/10.25213/2216-1872.43.