Bradley, P., Cowen, L., Menke, M., King, J., & Berger, B. (2001). betawrap: Successful prediction of parallel β-helices from primary sequence reveals an association with many microbial pathogens. The National Academy of Sciences.

Bradley, Phil, Lenore Cowen, Matthew Menke, Jonathan King, و Bonnie Berger. Betawrap: Successful Prediction of Parallel β-helices From Primary Sequence Reveals an Association With Many Microbial Pathogens. The National Academy of Sciences, 2001.

Bradley, Phil, et al. Betawrap: Successful Prediction of Parallel β-helices From Primary Sequence Reveals an Association With Many Microbial Pathogens. The National Academy of Sciences, 2001.