Castillo, T., C. Flores, H. Salgado-Lugo, C. F. Peña, and E. Galindo. “Alginate and γ-Polyglutamic Acid Hydrogels: Microbial Production Strategies and Biomedical Applications. A Review of Recent Literature”. Electronic Journal of Biotechnology, vol. 66, Nov. 2023, pp. 38-51, doi:10.1016/j.ejbt.2023.09.001.