Constituents of Helenium Species. IX. The Sesquiterpene Lactones of H. flexuosum Raf. and H. campestre Small1
- 1 May 1960
- journal article
- Published by American Chemical Society (ACS) in Journal of the American Chemical Society
- Vol. 82 (9) , 2276-2278
- https://doi.org/10.1021/ja01494a043