M. . Woro Lestari, A. . Rosyidah, and B. . Purkait, “The Effectiveness of Nitrogen Fertilization in Codiaeum variegatum L. and Sansevieria trifasciata L. and the Effects on Pb Accumulation: DOI: 10.32526/ennrj.18.3.2020.30”, Environ. Nat. Resour. J., vol. 18, no. 3, pp. 314–321, Jun. 2020.