@Inproceedings{EPTCS73.9,
  author    = {Tomita, Takashi  and Hagihara, Shigeki and Yonezaki, Naoki},
  year      = {2011},
  title     = {A Probabilistic Temporal Logic with Frequency Operators and Its Model Checking},
  editor    = {Yu, Fang and Wang, Chao},
  booktitle = {{\rm Proceedings 13th International Workshop on}
               Verification of Infinite-State Systems,
               {\rm Taipei, Taiwan, 10th October 2011}},
  series    = {Electronic Proceedings in Theoretical Computer Science},
  volume    = {73},
  publisher = {Open Publishing Association},
  pages     = {79-93},
  doi       = {10.4204/EPTCS.73.9},
}