Barcelo, Jonathan M., Jaybee Alvarado, Patricia Denise Magisa, Yanna Kathleen Opalec, Hazelle Peralta, Katherine Ramos, and Claudine Saldua. 2022. “Determination of Biogenic Amines Using Image Analysis of Ninhydrin-Visualized Biogenic Amine Spots in Thin Layer Chromatography”. Silliman Journal 54 (1). Dumaguete, Philippines. http://sillimanjournal.su.edu.ph/index.php/sj/article/view/138.