RENA OCTARIA; DIANA DIANA; HENRY KURNIA SETIAWAN. Analytical Method Validation of Sildenafil Citrate and Caffeine in Herbal Medicine for Increasing Stamina using Thin Layer Chromatography – Densitometry. Proceeding International Conference Of Innovation Science, Technology, Education, Children And Health, [S. l.], v. 5, n. 1, p. 172–180, 2025. DOI: 10.62951/icistech.v5i1.279. Disponível em: https://icistech.org/index.php/icistech/article/view/279. Acesso em: 14 sep. 2025.