Baurain, R., Masquelier, M., Deprezdecampeneere, D., & Trouet, A. (1980). Amino-acid and Dipeptide Derivatives of Daunorubicin .2. Cellular Pharmacology and Anti-tumor Activity On L1210 Leukemic-cells Invitro and Invivo. Journal of Medicinal Chemistry, 23(11), 1171-1174. https://doi.org/10.1021/jm00185a004 (Original work published 1980)