Adhikari, Bhaskar, and Sagendra Tirwari. “<i>Parthenium hysterophorus</I> L.: Highly Allergic Invasive Alien Plant Growing Tremendously in Nepal”. Botanica Orientalis: Journal of Plant Science 4, no. 1 (August 10, 2007): 36–37. Accessed June 17, 2024. https://nepjol.info/index.php/BOTOR/article/view/538.