Zavadskas, Edmundas, Artūras Kaklauskas, Povilas Vainiūnas, and Jonas Šaparauskas. “A Model of Sustainable Urban Development Formation”. International Journal of Strategic Property Management 8, no. 4 (December 31, 2004): 219-229. Accessed November 22, 2019. https://journals.vgtu.lt/index.php/IJSPM/article/view/7299.