Cremasco, E. R., Santos, L. V., & Rizk, M. C. (2026). Sanitation Challenges and Advances in the UGRHI-22 of Pontal do Paranapanema – SP – Brazil. Electronic Journal "Fórum Ambiental Da Alta Paulista", 22(1), e2528. https://doi.org/10.17271/1980082722120266400