KACZMAREK , Mirosława. The Application of Principal Component Analysis in the Consruction of Scale to Web Usability Measurement. Studia Oeconomica Posnaniensia, Poznan, Polska, v. 4, n. 1, p. 128–141, 2016. DOI: 10.18559/SOEP.2016.1.9. Disponível em: https://journals.ue.poznan.pl/soep/article/view/3376. Acesso em: 3 sep. 2026.