Campos-García, V. R., J. Benavides, and J. González-Valdez. “Reactive Aqueous Two-Phase Systems for the Production and Purification of PEGylated Proteins”. Electronic Journal of Biotechnology, vol. 54, Nov. 2021, https://preprints.pucv.cl/index.php/ejbiotechnology/article/view/2021.09.003.