00621naa#a2200205#i#450# EN\\bibl\14261 /en/manage/index 20240927103606.5 1999-8775 20141205b2014####ek#y0engy0150####ca RUS RU Cluster analysis of the effectiveness of the quality management system. Journal article Bryansk Bryansk State Technical University 2014 6 с. Journal article local Efimova Galina Miroshnikov Vyacheslav Korolkova Tamara test.editorum.ru /en/manage/index