Media type: E-Article Title: RoboCup 2013: Robot World Cup XVII: Vision Based Referee Sign Language Recognition System for the RoboCup MSL League Contributor: Trigueiros, Paulo; Ribeiro, Fernando; Reis, Luís Paulo imprint: Springer Berlin Heidelberg, 2014 Published in: RoboCup 2013: Robot World Cup XVII Language: Not determined DOI: 10.1007/978-3-662-44468-9_32 ISSN: 0302-9743; 1611-3349 Origination: Footnote: