Stacho, Z. ., K. . Stachová, D. . Cagáňová, and J. . Blštáková. “The Key Managerial Competencies Tendencies Application in the Business Environment in Slovakia Within the Context of Industry 4.0”. EAI Endorsed Transactions on Energy Web, vol. 8, no. 32, Aug. 2020, p. e11, doi:10.4108/eai.1-7-2020.166009.