@article{witham2011developing, author = "S. Witham and K. Talley and L. Wang and Z. Zhang and S. Sarkar and D. Gao and W. Yang and E. Alexov", title = "Developing hybrid approaches to predict pKa values of ionizable groups", year = 2011, journal = "Proteins: Structure, Function, and Bioinformatics", publisher = "Wiley Subscription Services, Inc., A Wiley Company Hoboken", volume = 79, number = 12, pages = "3389-3399" }