Hu, Y., Yoshizawa, J. M., Fay, A. W., Lee, C. C., Wiig, J. A., & Ribbe, M. W. (2009). Catalytic activities of NifEN: Implications for nitrogenase evolution and mechanism. National Academy of Sciences.

Hu, Yilin, Janice M. Yoshizawa, Aaron W. Fay, Chi Chung Lee, Jared A. Wiig, i Markus W. Ribbe. Catalytic Activities of NifEN: Implications for Nitrogenase Evolution and Mechanism. National Academy of Sciences, 2009.

Hu, Yilin, et al. Catalytic Activities of NifEN: Implications for Nitrogenase Evolution and Mechanism. National Academy of Sciences, 2009.