Chujan, Wisuwat, Le Bao Ngoc Nguyen, Ahmad Shukor Faizi, and Juan Huang. “Labour-Use Efficiency in China: A Stochastic Frontier Analysis”. INTERNATIONAL JOURNAL OF CHINA STUDIES (December 31, 2025): 37–64. Accessed February 27, 2026. https://ejournal.um.edu.my/index.php/IJCS/article/view/67424.