@ARTICLE{ hart:94,
  AUTHOR  = {P.J. Hart},
  TITLE   = "{Loop Antennas for the HF Bands}",
  JOURNAL = {Radio Communication},
  YEAR    = {1994},
  MONTH   = {Juli},
  pages   = {41-44}}

@ARTICLE{ hille:86,
  AUTHOR  = {K.H. Hille},
  TITLE   = "{Kleine Antenne ganz gro"s?}",
  JOURNAL = {funk},
  YEAR    = {1986},
  pages   = {30-32},
  month   = {Februar},
  NOTE    = {und M"arz, Seite 44-45}}

@ARTICLE{ beam:91,
  AUTHOR  = {N.N.},
  TITLE   = "{Magnetische Loop AMA-3D f"ur Kurzwelle}",
  JOURNAL = {beam},
  YEAR    = {1991},
  pages   = {12-15},
  month   = {Juni},
  key     = {beam}}