J. Gutierrez-Jaraba and F. Pérez-Márquez, “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, vol. 9, no. 2, pp. 17-23, Jul. 2018.