Christel Baier Nathalie Bertrand Marcus Größer Probabilistic Acceptors for Languages over Infinite Words. 19-33 2009 SOFSEM http://dx.doi.org/10.1007/978-3-540-95891-8_3 conf/sofsem/2009 db/conf/sofsem/sofsem2009.html#BaierBG09