Elephants can always remember: Exact long-range memory effects in a non-Markovian random walk. Schütz, G. M. & Trimper, S. Phys. Rev. E, 70:045101, American Physical Society, Oct, 2004.
Elephants can always remember: Exact long-range memory effects in a non-Markovian random walk [link]Paper  doi  bibtex   
@article{PhysRevE.70.045101,
	Author = {Sch\"utz, G. M. and Trimper, S.},
	Date-Added = {2018-01-17 19:04:08 +0000},
	Date-Modified = {2018-01-17 19:04:08 +0000},
	Doi = {10.1103/PhysRevE.70.045101},
	Issue = {4},
	Journal = {Phys. Rev. E},
	Month = {Oct},
	Numpages = {4},
	Pages = {045101},
	Publisher = {American Physical Society},
	Title = {Elephants can always remember: Exact long-range memory effects in a non-Markovian random walk},
	Url = {https://link.aps.org/doi/10.1103/PhysRevE.70.045101},
	Volume = {70},
	Year = {2004},
	Bdsk-Url-1 = {https://link.aps.org/doi/10.1103/PhysRevE.70.045101},
	Bdsk-Url-2 = {https://dx.doi.org/10.1103/PhysRevE.70.045101}}

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