BŁOŃSKI, Krzysztof; PUTEK-SZELĄG, Ewa. The Use of Models with Ordinal Variables in Customer Satisfaction Surveys. Krakow Review of Economics and Management/Zeszyty Naukowe Uniwersytetu Ekonomicznego w Krakowie, Krakow, n. 909, p. 39–47, 2015. DOI: 10.15678/krem.786. Disponível em: https://psychologia-ekonomiczna.uek.krakow.pl/index.php/krem/article/view/786.. Acesso em: 20 sep. 2024.