Guerrero_Jimenez, Claudia Jimena, Claudia Lorena Rabert, Alberto Sáez-Arteaga, Nicol Loncomán, Geraldine Torres, Tomás Flores, Francisco Llanquín-Rosas, María Luisa Valenzuela, and Roberto Moreno. 2021. “EVALUATION OF BIOLOGICAL AND PHYSICOCHEMICAL RELATIONSHIPS AS INDICATORS OF WATER QUALITY IN TOLTÉN RIVER BASIN, ARAUCANÍA, CHILE: PRELIMINARY RESULTS”. Journal of the Chilean Chemical Society 66 (4), 5307-11. https://jcchems.com/index.php/JCCHEMS/article/view/1689.