Automated reasoning with analytic tableaux and related methods [Electronic resource] : 20th international conference, TABLEAUX 2011, Bern, Switzerland, July 4-8, 2011 : proceedings / eds. K. Brünnler, G. Metcalfe. - Electronic text data. - Berlin ; Heidelberg : Springer, 2011. - (Lecture notes in computer science, ISSN 0302-9743 ; 6793). - ISBN 978-3-642-22119-4 : Б. ц.