One possible direction is by using balanced scorecard method:
1. M. Rosemann, J. Wiese, Measuring the Performance of ERP Software – a Balanced Scorecard Approach, https://www.researchgate.net/publication/228600204_Measuring_the_Performance_of_ERP_Software_a_Balanced_Scorecard_Approach
2. Yung-Chi Shena, Pih-Shuw Chen, Chun-Hsien Wang, A study of enterprise resource planning (ERP) system performance measurement using the quantitative balanced scorecard approach, Computers in Industry, Vol. 75, p. 127-139, 2016
3. A. Selmeci, I. Orosz, G. Györök, T. Orosz, Key Performance Indicators used in ERP performance measurement applications, https://www.researchgate.net/publication/261112787_Key_Performance_Indicators_used_in_ERP_performance_measurement_applications