Saeed, Muhammad Amad; Kersten, Wolfgang - In: Logistics research 10 (2017) 12, pp. 1-19
attribute categories. A descriptive evaluation of the academic literature, standards, and guidelines resulted in 18 attribute … categories. Collected indicators were classified according to these attribute categories. In-depth analysis, restructuring …, standardizing of attribute categories and indicators have led to 70 unique and coherent SPIs. Out of which 49% indicators were …