@article{10_4171_dm_199,
     author = {Bernhard Keller},
     title = {On triangulated orbit categories},
     journal = {Documenta mathematica},
     pages = {551--581},
     year = {2005},
     volume = {10},
     doi = {10.4171/dm/199},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/dm/199/}
}