Leopoldo, Girlie, and Mario Capangpangan. 2024. “Supercritical Fluid Extraction and Chromatographic Analysis of Polynuclear Aromatic Hydrocarbons in Iligan City and Cagayan De Oro City Street Dusts: A Method Development and Application Study”. ASIA PACIFIC JOURNAL OF SOCIAL INNOVATION 20 (2). https://journals.msuiit.edu.ph/tmf/article/view/242.