Aviža, D., Turskis, Z. and Kaklauskas, A. 2015. A multiple criteria decision support system for analyzing the correlation between the thickness of a thermo-insulation layer and its payback period of the external wall. Journal of Civil Engineering and Management. 21, 6 (Jun. 2015), 827-835. DOI:https://doi.org/10.3846/13923730.2015.1046910.