LUGO LÓPEZ, M. A.; PÉREZ ESCOLAR, R. Functional Relationships Between the Content of Particles Smaller than 0.05 mm. and 0.002 mm. in Size, and the Plasticity Index of Soils. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 52, n. 4, p. 343–350, 1968. DOI: 10.46429/jaupr.v52i4.11492. Disponível em: Acesso em: 4 jun. 2023.