Valdés, C., Valdés, O., Bustos, D., Abril, D., Cabrera-Barjas, G., Pereira, A., Villaseñor, J., Polo-Cuadrado, E., Carreño, G., Durán-Lara, E.F., Marican, A., 2021. Use of Poly(vinyl alcohol)-Malic Acid (CLHPMA) Hydrogels and Chitosan Coated Calcium Alginate (CCCA) Microparticles as Potential Sorbent Phases for the Extraction and Quantitative Determination of Pesticides from Aqueous Solutions 13.. https://doi.org/10.3390/polym13223993