@conference{6910,
  author = {Misha Ivanov and A. Zhekov},
  title = {Some aspects of the spectral variability of WR 141},
  year = {1999},
  publisher = {San Francisco, CA: Astronomical Society of the Pacifc},
  address = {Puerto Vallarta, Mexico},
  url = {http://adsabs.harvard.edu/full/1999IAUS..193...71I},
  note = {JILA Pub. 6339},
}