Hebing Zhang, Lu Wang, Shouchen Ma, Zhichao Chen (2020) “Analysis on the Spatial and Temporal Changes in Ecological Factors of Cultivated Land in Coal-Food Composite Area”, Design Engineering, pp. 159 - 173. Available at: http://thedesignengineering.com/index.php/DE/article/view/1072 (Accessed: 4May2024).