APA   Click to copy
Buthpitiya, S., Zhang, Y., Dey, A. K., & Griss, M. L. (2011). n-gram geo-trace modeling. International Conference on Pervasive Computing, 97–114.

Chicago/Turabian   Click to copy
Buthpitiya, Senaka, Ying Zhang, Anind K. Dey, and Martin L. Griss. “n-Gram Geo-Trace Modeling.” International Conference on Pervasive Computing (May 11, 2011): 97–114.

MLA   Click to copy
Buthpitiya, Senaka, et al. “n-Gram Geo-Trace Modeling.” International Conference on Pervasive Computing, May 2011, pp. 97–114.

@article{senaka2011a,
  title = {n-gram geo-trace modeling},
  year = {2011},
  month = may,
  day = {11},
  journal = {International Conference on Pervasive Computing},
  pages = {97-114},
  author = {Buthpitiya, Senaka and Zhang, Ying and Dey, Anind K. and Griss, Martin L.},
  booktitle = {pervasive},
  month_numeric = {5}
}