Analysis of the impact on the sewage sludge treatment community by means of wetlands and vermicomposting and the production of fertilizer: systematic review. investigacionysaberes [Internet]. 2022 Jan. 13 [cited 2025 Jun. 2];12(1). Available from: http://revistasdigitales.utelvt.edu.ec/revista/index.php/investigacion_y_saberes/article/view/129