Km. Rashmi Uniyal, Dr. Shiv Brat Singh. “Green Synthesis of Magnetic Iron Oxide Nanoparticles Using Herbal Extracts and Their Reusability in Heavy Metal Removal from Wastewater”. International Journal of Engineering Science & Humanities 15, no. 2 (June 18, 2025): 285–291. Accessed April 29, 2026. https://www.ijesh.com/j/article/view/800.