Mohagheghi, V., Mousavi, S.M., Antuchevičienė, J. and Mojtahedi, M. 2019. Project portfolio selection problems: a review of models, uncertainty approaches, solution techniques, and case studies. Technological and Economic Development of Economy. 25, 6 (Dec. 2019), 1380-1412. DOI:https://doi.org/10.3846/tede.2019.11410.