[1]
E. C. M. Hui, O. M. F. Lau, and K. K. Lo, “A fuzzy decision‐making approach for portfolio management with direct real estate investment”, IJSPM, vol. 13, no. 2, pp. 191–204, Jun. 2009, doi: 10.3846/1648-715X.2009.13.191-204.