@article{onufriev2013protonation,
author = "A. V. Onufriev and E. Alexov",
title = "Protonation and pK changes in protein-ligand binding",
year = 2013,
journal = "Quarterly reviews of biophysics",
publisher = "NIH Public Access",
volume = 46,
number = 2,
pages = "181"
}