?url_ver=Z39.88-2004&rft_id=10.1007%2Fs11042-019-08032-y&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=N.&rft.au=Saleem%2C+N.&rft.aulast=Saleem&rft.title=Multimedia+Tools+and+Applications&rft.date=2019&rft.issue=22&rft.volume=78&rft.issn=13807501&rft.atitle=Variance+based+time-frequency+mask+estimation+for+unsupervised+speech+enhancement&rft.pages=31867-31891&rft.genre=article