Keskin, Burak, Efehan Ulas, and Haydar Koc. 2016. “Financial Performance Analysis by Using TOPSIS and ELECTRE Methods: A Research on Turkish Construction Sector Companies”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 30 (5):156-64. https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/6648.