B. T. Hong Van, D. T. Thuy, N. L. Huy, N. T. T. Mai, T. D. Lam, and N. T. Dung, “The role of copper decorating poly(1,8-diaminonaphthalene)/graphene electrodes as a catalyst in the determination of nitrite”, Vietnam J. Sci. Technol., vol. 60, no. 6, pp. 1056–1066, Dec. 2022.