Ban OI, Droj L, Tușe DA, Botezat E. Operationalization of importance-performance analysis with nine categories and tested for green practices and financial evaluation. TEDE [Internet]. 2022Nov.15 [cited 2024Nov.23];28(6):1711–1738. Available from: https://jeelm.vgtu.lt/index.php/TEDE/article/view/17653