@conference {166,
	title = {Cost Preserving Bisimulations for Probabilistic Automata},
	booktitle = {CONCUR 2013 - Concurrency Theory - 24th International Conference, CONCUR 2013, Buenos Aires, Argentina, August 27-30, 2013. Proceedings},
	series = {Lecture Notes in Computer Science},
	volume = {8052},
	year = {2013},
	pages = {349-363},
	publisher = {Springer},
	organization = {Springer},
	isbn = {978-3-642-40183-1},
	author = {Holger Hermanns and Andrea Turrini},
	editor = {Pedro R. D{\textquoteright}Argenio and Hern{\'a}n C. Melgratti}
}