@misc{indiciaebc95dd19941c,
  title = {Noroleanane saponins from Celmisia spectabilis.},
  author = {J Ueckert and V Wray and M Nimtz and T Schöpke},
  year = {1998},
  doi = {10.1016/s0031-9422(97)00851-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/9887535/},
  note = {Source identifier: 9887535}
}