Slapničar, Sergeja, and Adriana Rejc Buhovac. “Identifying Temporal Relationships Within Multidimensional Performance Measurement”. Journal of Business Economics and Management 15, no. 5 (November 27, 2014): 978-993. Accessed September 16, 2021. https://journals.vgtu.lt/index.php/JBEM/article/view/3062.