Garcia, Fernando, Jairo González-Bueno, Francisco Guijarro, Javier Oliver, and Rima Tamošiūnienė. “Multiobjective Approach to Portfolio Optimization in the Light of the Credibility Theory”. Technological and Economic Development of Economy 26, no. 6 (November 17, 2020): 1165-1186. Accessed November 24, 2024. https://jbem.vgtu.lt/index.php/TEDE/article/view/13189.