“ISOLATION AND HPLC METHOD DEVELOPMENT FOR FILIXIC ACID PBP FROM DRYOPTERIS FILIX-MAS”. International Journal of Phytopharmacy 1, no. 1 (November 1, 2011): pp. 01–07. Accessed February 17, 2026. https://ssjournals.co.in/index.php/ijpp/article/view/1117.