Alfaro Rojas, Danny, Ian Portuguez Brenes, Héctor Perdomo Velázquez, and Roberto Vargas Masís. 2020. “Environmental Noise in Urban and Periurban Green Areas of a Micro Basin in Heredia, Costa Rica”. UNED Research Journal 12 (2):e2846. https://doi.org/10.22458/urj.v12i2.2846.