Alexandre Blondin Massé Srecko Brlek Sébastien Labbé Laurent Vuillon Codings of rotations on two intervals are full. 289-293 2009 34 Electronic Notes in Discrete Mathematics http://dx.doi.org/10.1016/j.endm.2009.07.047 db/journals/endm/endm34.html#MasseBLV09