Vaid, K.M. and Naithani, H.B. 1970. "<I>Parthenium hysterophorus</I> Linn. - a New Record for the North Western Himalaya". Indian Forester. 96, 10 (Oct. 1970), 791–792. DOI:https://doi.org/10.36808/if/1970/v96i10/26330.