PORUBČINOVÁ, Martina - NOVOTNÁ, Ivana. Work 4.0 competencies in the female optics. In Vedecké práce MtF STU v Bratislave so sídlom v Trnave. Research papers Faculty of Materials Science and Technology Slovak University of Technology in Trnava. Vol. 28, no. 46 (2020), s. 65-73. ISSN 1336-1589.