H. A. de Carvalho, J. B. Lopes, y J. N. F. de Carvalho, «Municipal Plan for Integrated Solid Waste Management (MPI-SWM) in the state of Piauí: A portrait of Coastal Cities», RNGC, vol. 11, n.º 83, jun. 2023, doi: 10.17271/23188472118320233296.