@inbook{simmer2001post,
 author = {Simmer, K. U. and Bitzer, J. and Marro, C.},
 title = {Post-filtering techniques},
 publisher = {Springer Berlin Heidelberg},
 tags = {Microphone-Arrays, Noise Reduction},
 booktitle = {Microphone arrays},
 year = {2001},
 pages = {39-60},
}