S. L. Ibáñez-Calero, K. E. Loayza Afonso, E. L. Yapu Tapia, J. Lizarazu, R. Zeballos Espinoza, and T. Solares Gironda, “A SCREENING FOR NATURAL COLORANTS IN THE ZONGO VALLEY WITH PROBABLE ANTIOXIDANT AND/OR PHOTO-PROTECTOR ACTIVITIES”, I&D, vol. 1, no. 16, Sep. 2016, Accessed: Jan. 23, 2026. [Online]. Available: https://www1.upb.edu/revista-investigacion-desarrollo/index.php/id/article/view/9