Rocha, A. A., Pereira, D. N., & Pádua, H. B. de. (1985). Fishing yield and chemical contamination of the water of the Billings Reservoir, S. Paulo (Brazil) . Revista De Saúde Pública, 19(5), 401-410. https://doi.org/10.1590/S0034-89101985000500003