1. Fire Research Technical Paper;P. H. Thomas,1967
2. Rasbash, D. J., “Smoke and Toxic Products Produced at Fires,”Trans. J. Plast. Inst., Conference Supplement No. 2 (1967), pp. 55–62.
3. Langdon-Thomas, G. J., and Ramachandran, G., “Improving the Effectiveness of the Fire-Check Door,”Fire International, Vol. 3, No. 27 (1970), pp. 73–80.
4. British Standard Code of Practice CP 3: Chapter IV. Precautions Against Fire: Part 3 Office Buildings; British Standards Institution, London, 1968.
5. British Standard Code of Practice CP 3: Chapter IV. Precautions Against Fire: Part 1 Flats and Maisonettes (in blocks over two storeys); British Standards Institution, London, 1971.