WIDYASTI, Arum Restu; LESTARI, Astuti; AMRI, Khoirul; NAUFAL, Fakhrizal; BUDIASIH, Kun Sri. THE DEVELOPMENT OF STANDARDIZATION NATURAL COLOUR FROM BATIK OF STEAM BARK (Caesalpinia sappan L) BY SPECTROSCOPHY METHOD. Jurnal Penelitian Saintek, [S. l.], v. 22, n. 1, p. 49–58, 2017. DOI: 10.21831/jps.v22i1.14850. Disponível em: https://jurnal.uny.ac.id/index.php/saintek/article/view/14850. Acesso em: 15 may. 2025.