Ban, Olimpia I., Laurenţiu Droj, Delia A. Tușe, and Elena Botezat. 2022. “Operationalization of Importance-Performance Analysis With Nine Categories and Tested for Green Practices and Financial Evaluation”. Technological and Economic Development of Economy 28 (6):1711–1738. https://doi.org/10.3846/tede.2022.17653.