«EVALUATION OF THE PRESENCE OF NITRATE AND ITS REMOVAL IN WATERS FROM GROUNDWATER SOURCES IN MARINGÁ-PR». Revista Científica da Faculdade de Educação e Meio Ambiente 10, no. 2 (mayo 27, 2020): 84–94. Accedido agosto 25, 2026. https://revista.faema.edu.br/index.php/Revista-FAEMA/article/view/843.