@Conference{GM-icassp99,
  author	= {G. Matz and F. Hlawatsch},
  title		= {Minimax robust time-frequency filters for nonstationary signal estimation},
  booktitle	= {Proc. IEEE ICASSP-99},
  year		= {1999},
  month		= {March},
  address	= {Phoenix, AZ},
  pages		= {1333--1336}
}