@article {MR2643369,
    AUTHOR = {Cattiaux, Patrick and Chafa{\"{\i}}, Djalil and Motsch,
              S{\'e}bastien},
     TITLE = {Asymptotic analysis and diffusion limit of the persistent
              {T}urning {W}alker model},
   JOURNAL = {Asymptot. Anal.},
  FJOURNAL = {Asymptotic Analysis},
    VOLUME = {67},
      YEAR = {2010},
    NUMBER = {1-2},
     PAGES = {17--31},
      ISSN = {0921-7134},
     CODEN = {ASANEZ},
   MRCLASS = {60J70 (60F17 92D50)},
  MRNUMBER = {2643369},
}