Korać, Nermina, Danijela Vidic, and Davorka Sutlović. “Modified QuEChERS Extraction and GC-MS Analysis of Selected Cannabinoids from Human Urine”. Bulletin of Chemists and Technologists of Bosnia and Herzegovina 54 (June 1, 2020): 37–44. Accessed August 31, 2026. https://glashem.pmf.unsa.ba/index.php/bctbh/article/view/277.