Olaf Owe Martin Steffen Jan Arne Telle Fundamentals of Computation Theory - 18th International Symposium, FCT 2011, Oslo, Norway, August 22-25, 2011. Proceedings 6914 2011 Springer Lecture Notes in Computer Science http://dx.doi.org/10.1007/978-3-642-22953-4 978-3-642-22952-7 FCT db/conf/fct/fct2011.html