Souto, A.B., Moreno, M.A., Macedo, M.E.C., Pupo, O. and Gambier, Z. 1946. . Investigations on the rapid methods for differentiating the microorganisms of coliform group. Instituto Adolfo Lutz Journal - RIAL. 6, 1 (Jan. 1946), 21–27. DOI:https://doi.org/10.53393/rial.1946.6.33150.