Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Fassara: N. Marwan, M. Romano, M. Thiel da J. Kurths, "Kirkirar makirci don nazarin tsarin hadaddun", Phys. 438, 240-329 (2007)  Tambaya: Marwan, Romano, Kurths da wanene marubuta?
Thiel