Łańcucki , Jerzy. “The Significance of Standardisation and Standardised Management Systems in the Policy of Sustainable Development”. Studia Oeconomica Posnaniensia 4, no. 12 (November 30, 2016): 5–19. Accessed September 3, 2026. https://journals.ue.poznan.pl/soep/article/view/3598.