PRIYANKA VERMA. Analysis of Fountain Ink Pen on Different Writing Substrate using UV-Visible Spectroscopy. International Journal of Medical Toxicology and Legal Medicine, [S. l.], v. 27, n. 1, p. 15–21, 2024. Disponível em: http://ijmtlm.org/index.php/journal/article/view/3. Acesso em: 5 dec. 2025.