@book{ Solr-RepoUNANM2456, title = {Flujo de macronutrientes en el subsistema hidrológico Lago Cocibolca}, author = {Flores Sánchez, Selvia}, year = {2009}, url = {http://repositorio.unan.edu.ni/2456/} url = {http://repositorio.unan.edu.ni/2456/1/998.pdf} url = {http://repositorio.unan.edu.ni/2456/8/88x31_cc.png} }