Christel Baier Nathalie Bertrand Marcus Größer The Effect of Tossing Coins in Omega-Automata. 15-29 2009 CONCUR http://dx.doi.org/10.1007/978-3-642-04081-8_2 conf/concur/2009 db/conf/concur/concur2009.html#BaierBG09