Edward A. Hirsch, Juhani Karhumäki, Arto Lepistö, Michail Kh. Prilutskii: Computer Science - Theory and Applications - 7th International Computer Science Symposium in Russia, CSR 2012, Nizhny Novgorod, Russia, July 3-7, 2012. Proceedings. Lecture Notes in Computer Science 7353, Springer 2012, ISBN 978-3-642-30641-9