1. Organic and Bioorganic Chemistry of Carbon Dioxide;Inoue,1980
2. The Organometallic Chemistry of Carbon Dioxide
3. For industrial applications of carbonates and carbamates, see: (a) Taylor, L. D.; Waller, D. P. U.S. Patent 5,243,052, 1993.
4. Kolliker, H.-P.; Staub, A.; Hindermann, P. U.S. Patent 3,689,510, 1972.