Liu X- xiao, Liu H- hui, Yang G- liang, Pan J- feng. Productivity assessment of the real estate industry in China: a two-stage Malmquist productivity index. IJSPM [Internet]. 2021 Feb. 19 [cited 2025 Aug. 28];25(2):146-68. Available from: https://mla.vilniustech.lt/index.php/IJSPM/article/view/14199