Montalbetti, Christian A. G. N.; Falque, Virginie(14 november 2005).”Amide bond formation and peptide coupling”.Tetrahedron61(46): sid.10827–10852. doi:10.1016/j.tet.2005.08.031.
Valeur, Eric; Bradley, Mark(2009).”Amide bond formation: beyond the myth of coupling reagents”.Chem. Soc. Rev.38(2): sid.606–631. doi:10.1039/B701677H. PMID 19169468.