Coslovich, Luca, Raffaele Pesenti, and Walter Ukovich. “Large‐scale Set Partitioning Problems: Some real‐world Instances Hide a Beneficial Structure”. Technological and Economic Development of Economy 12, no. 1 (March 31, 2006): 18-22. Accessed November 9, 2024. https://jcem.vgtu.lt/index.php/TEDE/article/view/7961.