APA   Click to copy
Rackers, J. A., Wang, Q., Liu, C., Piquemal, J.-P., Ren, P., & Ponder, J. W. (2017). An optimized charge penetration model for use with the AMOEBA force field. Physical Chemistry Chemical Physics, 19, 276–291.

Chicago/Turabian   Click to copy
Rackers, Joshua A, Qiantao Wang, Chengwen Liu, Jean-Philip Piquemal, Pengyu Ren, and Jay W Ponder. “An Optimized Charge Penetration Model for Use with the AMOEBA Force Field.” Physical Chemistry Chemical Physics 19 (2017): 276–291.

MLA   Click to copy
Rackers, Joshua A., et al. “An Optimized Charge Penetration Model for Use with the AMOEBA Force Field.” Physical Chemistry Chemical Physics, vol. 19, Royal Society of Chemistry, 2017, pp. 276–91.

@article{rackers2017a,
  title = {An optimized charge penetration model for use with the AMOEBA force field},
  year = {2017},
  journal = {Physical Chemistry Chemical Physics},
  pages = {276--291},
  publisher = {Royal Society of Chemistry},
  volume = {19},
  author = {Rackers, Joshua A and Wang, Qiantao and Liu, Chengwen and Piquemal, Jean-Philip and Ren, Pengyu and Ponder, Jay W}
}