Ratia, K., Saikatendu, K. S., Santarsiero, B. D., Barretto, N., Baker, S. C., Stevens, R. C., & Mesecar, A. D. (2006). Severe acute respiratory syndrome coronavirus papain-like protease: Structure of a viral deubiquitinating enzyme. National Academy of Sciences.

Ratia, Kiira, Kumar Singh Saikatendu, Bernard D. Santarsiero, Naina Barretto, Susan C. Baker, Raymond C. Stevens, and Andrew D. Mesecar. Severe Acute Respiratory Syndrome Coronavirus Papain-like Protease: Structure of a Viral Deubiquitinating Enzyme. National Academy of Sciences, 2006.

Ratia, Kiira, et al. Severe Acute Respiratory Syndrome Coronavirus Papain-like Protease: Structure of a Viral Deubiquitinating Enzyme. National Academy of Sciences, 2006.