Gautam, Pitambar, Ulrich Blaha, and Erwin Appel. “Assessment of Vehicular Pollution in Kathmandu: Magnetic Properties and Heavy Metal Chemistry of Dust from Streets and Leaves”. Journal of Nepal Geological Society 37 (November 7, 2012): 67–76. Accessed September 27, 2024. https://nepjol.info/index.php/JNGS/article/view/7013.