Cite
MLA Citation
Xiangzhong Liu et al.. “Stigmastane-type steroids with unique conjugated Δ7, 9(11) diene and highly oxygenated side chains from the twigs of Vernonia amygdalina.” Phytochemistry, vol. 158, 2019, pp. 67–76. http://access.bl.uk/ark:/81055/vdc_100076782870.0x00004f