Kapliński, Oleg, and Tatjana Vilutienė. “Creative Trans-Border Cooperation in the Field of Operations Research and Sustainable Development in Civil Engineering”. Technological and Economic Development of Economy 27, no. 6 (December 16, 2021): 1613-1639. Accessed November 23, 2024. https://jeelm.vgtu.lt/index.php/TEDE/article/view/16112.