Gómez Marrugo, D. ., León Méndez, G. ., Puello Silva, J. ., Torrenegra Alarcon, M. ., León Méndez, D. ., & Granados Conde, C. . (2019). Determination of heavy metals (Pb and Cd) in guava pulps (psidium guajava) obtained in the city of Cartagena. BISTUA REVISTA DE LA FACULTAD DE CIENCIAS BASICAS, 17(2), 137–143. https://doi.org/10.24054/bistua.v17i2.242