TY - JOUR AU - Masopust, Tomáš AU - Techet, Jiří TI - Leftmost derivations of propagating scattered context grammars: a new proof JO - Discrete mathematics & theoretical computer science PY - 2007-2008 VL - 10 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.46298/dmtcs.446/ DO - 10.46298/dmtcs.446 LA - en ID - DMTCS_2007_10_2_a5 ER -