N. L. López-Bermúdez, A. C. Rodríguez-Torres, Ángela M. Otálvaro-Álvarez, and C. A. Peña-Guzmán, “Phosphate Adsorption from Aqueous Solutions Using Eggshell and Sacha Inchi (Plukenetia volubilis) Mixture”, Civ Eng J, vol. 11, no. 7, pp. 2918–2932, Jul. 2025.