Bhattacharya, A K and Ahuja, R K and Chakraborty, D P and Tripathi, P K and Kumar, P and Goel, A K and Singh, K C (2008) Modified design and lining of tunnel kiln for Indian iron industry to improve furnace efficiency. Transactions of the Indian Ceramic Society, 67 (1). pp. 25-29. ISSN 0371-750X