Collect. Czech. Chem. Commun.
1975, 40, 1966-1970
https://doi.org/10.1135/cccc19751966
Structure of the sequiterpenic lactone diplophyllolide and other components from the liverwort Diplophyllum albicans (L.) DUM.
V. Benešová, Z. Samek and S. Vašíčková