1. and ?A new understanding of the carbohydrate system,? Chemrawn 1. Future Sources of Organic Raw Materials, invited lectures presented at a world conference, Toronto, Canada, 1978 (Pergamon, Oxford, 1980) p. 613.
2. Canadian Patent No. 1,096,374, 1981.
3. Canadian Patent No. 1,141,376, 1983.
4. Canadian Patent No. 1,163,058, 1984.