@article{pahari2019surface,
  author = "S. Pahari and L. Sun and E. Alexov",
  title = "Surface-Free Protocol for Computing PKA's (DelPhiPKa): Applications to Protein-Protein Interactions",
  year = 2019,
  journal = "Biophysical Journal",
  publisher = "Elsevier",
  volume = 116,
  number = 3,
  pages = "166a"
}