Barcelo, J. M., Abril, J. N., Castillo, K. M. P., Diaz, A., Ladera, J. P., Javar, J., & Labuguen, E. (2014). Detection of Copper (II) and Iron (III) in Aqueous Solutions Using the Spectroscopic Characteristics of Bugnay (Antidesma bunius) Anthocyanins. Annals of Tropical Research, 36(1), 102–118. https://doi.org/10.32945/atr3618.2014