“Kinetics of Adsorption in Mercury Removal Using Cassava (Manhiot Esculenta) and Lemon (Citrus Limonum) Wastes Modified With Citric Acid”. Ingenieria Y Universidad, vol. 19, no. 2, July 2015, pp. 37-52, https://doi.org/10.11144/Javeriana.iyu19-2.kamr.