Temporal and spatial variation in the quality of surface water in the subwatershed of the Virilla river (Costa Rica) between 2006 and 2010

by Herrera, Jorge, Rodríguez, Susana, Rojas, José F., Herrera, Éricka, Chaves, María
Published 2013

Use of pasive samplers to determine nitrogen dioxide en two municipalities in the metropolitan area of Costa Rica in 2004-2013

by Herrera, Jorge, Rodríguez, Susana, Herrera, Ericka, Rojas, José F., Beita, Víctor H., Solórzano, David
Published 2014