TY - JOUR AU - A. Ya. Helemskii TI - Quantum versions of vector quality and exponential law in the frame-work of the non-matricial approach JO - Sbornik. Mathematics PY - 2006 SP - 1841 EP - 1863 VL - 197 IS - 12 UR - http://geodesic.mathdoc.fr/item/SM_2006_197_12_a6/ LA - en ID - SM_2006_197_12_a6 ER -