PERMANA, M. D. .; SAKTI, L. K.; LUTHFIAH, A.; FIRDAUS, M. L.; TAKEI, T. .; EDDY, D. R.; RAHAYU, I. A Simple Methods for Determination of Methylene Blue using Smartphone-Based as Digital Image Colorimetry. Trends in Sciences, Nakhon Si Thammarat, Thailand, v. 20, n. 4, p. 5149, 2023. DOI: 10.48048/tis.2023.5149. Disponível em: https://tis.wu.ac.th/index.php/tis/article/view/5149. Acesso em: 19 may. 2024.