@article{oai:u-ryukyu.repo.nii.ac.jp:02019710,
 author = {Sua, Irene Yap and Higa, Tatuso and Tanaka, Junichi},
 issue = {113},
 journal = {琉球大学理学部紀要},
 month = {Mar},
 note = {Five steroids 1-5 were isolated from a sponge Geodia sp. collected in the East China Sea. The structures were elucidated to be ergosterol analogs by analyzing spectroscopic data and identified by comparing the data with those published.},
 pages = {17--13},
 title = {Five steroids from a sponge Geodia sp.},
 year = {2023}
}