Flora of China, Inula racemosa J. D. Hooker, 1881. 总状土木香 zong zhuang tu mu xiang
http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=200024063
Hooker, Joseph Dalton. 1881.Flora of British India 3(8): 292 https://www.biodiversitylibrary.org/page/455888#page/296/mode/1up
Sharma RK, Bhatia B, Chhibbar AK, Mukherjee S, Ritika, Kumari K, Indu (2024). Substitute of light requirement for germination in positive photoblastic seeds of Inula racemosa; a critically endangered medicinal and aromatic plant of NW Himalaya. International Journal of Ecology and Environmental Sciences, 50: 377-383. https://doi.org/10.55863/ijees.2024.0015 https://doi.org/10.55863/ijees.2024.0015
Thomas. G. S. (1990) Perennial Garden Plants. London: J. M. Dent & Sons. ISBN 0-460-86048-8 /wiki/ISBN_(identifier)
Pink, A. (2004). Gardening for the Million. Project Gutenberg Literary Archive Foundation. https://www.gutenberg.org/ebooks/11892