Valladares Fuente , Fernando Emilio. 2022. “A BRIEF REVIEW ABOUT INDICATORS TO TEST THE QUALITY OF WATER IN CUBAN SPRINGS”. Journal of Advance Research in Food, Agriculture and Environmental Science (ISSN 2208-2417) 8 (11): 1-6. https://doi.org/10.53555/nnfaes.v8i11.1409.