NATIONAL POLICY OF QUALITY, THE IMPLEMENTATION OF ISO SYSTEMS BY LARGE TRANSPORT CORPORATIONS ORIENTATED ON A MANAGEMENT OF QUALITY. PC [Internet]. 30. prosinec 2010 [citován 3. březen 2026];5(4):46-50. Dostupné z: https://ojs-demo.upce.cz/index.php/perner/article/view/1041