[1] D. Zhang, A. Saboor, W. Chen, and M. Rizwan3, "MEASURING RETURNS TO SCALE AMONG VEGETABLE PRODUCERS UNDER TECHNOLOGICAL CHANGE: AN EVIDENCE FROM CHINA," Journal of Animal and Plant Sciences, vol. 30, no. 2, pp. 475-484, 2020. doi: 10.36899/JAPS.2020.2.0042.