Paudel, Ambika, and Bharat Babu Shrestha. “Germination Response of Herbaceous Plant Species to Aqueous Extracts of Invasive Alien Weed Parthenium Hysterophorus”. Botanica Orientalis: Journal of Plant Science, vol. 13, no. 1, Dec. 2019, pp. 1-12, doi:10.3126/botor.v13i1.80037.