M. L. do C. C. Robazzi, E. Gir, T. M. Moriya, and J. Pessuto, “The garbage collectors work: occupational risks versus health damages”, Rev. Esc. Enferm. USP, vol. 28, no. 2, pp. 177–189, Aug. 1994, doi: 10.1590/0080-6234199402800200177.