1. Dekker, C. A.; Goodman, L. The Carbohydrate Chemistry and Biochemistry, Vol 2A; Pigman, W., Horton, D., Eds. Academic Press: New York, 1970, p 20.
2. Bodanszky, M.; Onetti, O. A. Peptide Synthesis; Interscience: New York, NY, USA, 1996, p 36.
3. Alternatives to the 4,4′-dimethoxytrityl (DMTr) protecting group