1. Department of Health and Social Security. Specification No TSS/S/330.006 for sterilisable papers to be used in manufacture of bas and pouches. HMSO, London.
2. Department of Health and Social Security. Specification No TSS/S/330.007 for sterilizable bags, pouches and reel-fed tube. HMSO, London.
3. British Standards Institute. British Standard BS 6256 (1982). Machine glazed paper for steam sterilisation paper bags for medical use. HMSO, London (1982).
4. British Standards Institute. BS 6257 (1982). Paper bags for steam sterilisation for medical use. HMSO, London (1982).
5. German Standard DIN 58593 (1987). Sterilisation; supplies of sterile products.