Tamošaitienė J, Bartkienė L, Vilutienė T. The new development trend of operational research in civil engineering and sustainable development as a result of collaboration between German‐Lithuanian‐Polish scientific triangle. JBEM [Internet]. 2010Jun.30 [cited 2024Nov.7];11(2):316-40. Available from: https://jest.vgtu.lt/index.php/JBEM/article/view/5857