May, M. J., Hartley, M. R., Roberts, L. M., Krieg, P. A., Osborn, R. W., & Lord, J. M. (1989). Ribosome inactivation by ricin A chain: A sensitive method to assess the activity of wild-type and mutant polypeptides.

May, M J., M R. Hartley, L M. Roberts, P A. Krieg, R W. Osborn, and J M. Lord. Ribosome Inactivation By Ricin A Chain: A Sensitive Method to Assess the Activity of Wild-type and Mutant Polypeptides. 1989.

May, M J., et al. Ribosome Inactivation By Ricin A Chain: A Sensitive Method to Assess the Activity of Wild-type and Mutant Polypeptides. 1989.