Moussebois, CH., Van Snick, J., & Masson, PL. (1982). A New Method for Coupling 4-hydroxy 3-iodo 5-nitrophenacetyl and 4-hydroxy 5-nitrophenacetyl To Carrier Proteins. Journal of Immunological Methods, 54(2), 159-164. https://doi.org/10.1016/0022-1759(82)90056-4 (Original work published 1982)