Ochoa-Herrera, V. de L.; Field, J. A.; Sierra-Alvarez, R. Determination of Persistent Perfluorinated Compounds in Municipal Plants of Wastewater Treatment Using LC-MS MS. ACI Av. Cienc. Ing. (Quito) 2010, 2 (2). https://doi.org/10.18272/aci.v2i2.20.