Wautier, H., Marchal, D., & Fastrez, J. (1981). Ch-acidity of Amino-acid Esters Coordinated To Cobalt(iii) - Racemization During the Formation of Peptides. Dalton Transactions, 12, 2484-2488. https://hdl.handle.net/2078.5/45479 (Original work published 1981)