@article{YenesewKiplagatDereseetal.2006,
  author    = {Abiy Yenesew and John T. Kiplagat and Solomon Derese and Jacob O. Midiwo and Jacques M. Kabaru and Matthias Heydenreich and Martin G. Peter},
  title     = {Two unusual rotenoid derivatives, 7a-O-methyl-12a-hydroxydeguelol and spiro-13-homo-13-oxaelliptone, from the seeds of Derris trifoliata},
  doi       = {10.1016/j.phytochem.2006.01.002},
  url       = {http://www.sciencedirect.com/science/article/pii/S0031942206000045},
  year      = {2006},
}