TY - JOUR AU - V. Gh. Voda TI - New tendencies in industrial statistics: Is SQC in a crisis? JO - Revista colombiana de matematicas PY - 1975 SP - 161 EP - 172 VL - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RCM_1975__9_181641/ ID - RCM_1975__9_181641 ER -