Shailesh Kumar, Govind Narayan Srivastava and Anand Prasad Mishra (2024) “Spatial distribution of stone crusher units (SCUs) in Sonbhadra district: A geographical perspective”, National Geographical Journal of India , 70(2). Available at: https://ngji.in/index.php/ngji/article/view/910 (Accessed: 15 January 2025).