Niskanen, Jaakko, and Heidi Falkenbach. “Liquidity of European Real Estate Equities: REITs and REOCs”. International Journal of Strategic Property Management 16, no. 2 (June 19, 2012): 173-187. Accessed April 13, 2024. https://journals.vilniustech.lt/index.php/IJSPM/article/view/4849.