Li, T., Baležentis, T., Cao, L., Zhu, J., Štreimikienė, D., & Melnikienė, R. (2018). Technical change directions of China’s grain production: application of the bias-corrected Malmquist indices. Technological and Economic Development of Economy, 24(5), 2065-2082. https://doi.org/10.3846/20294913.2017.1352050