Brenda Larison, Ryan J. Harrigan, Henri A. Thomassen, Daniel I. Rubenstein, Alec M. Chan-Golston, Elizabeth Li: How the zebra got its stripes: a problem with too many solutions. Open Science, 1.1.2015, nro 1, s. 140452. doi:10.1098/rsos.140452ISSN 2054-5703Artikkelin verkkoversio. (englanniksi)
Jeffrey K. Waage: How the zebra got its stripes. Journal of the Entomological Society of Southern Africa, 1.9.1981, nro 2. ISSN 0013-8789Artikkelin verkkoversio. (englanniksi)
Brenda Larison, Ryan J. Harrigan, Henri A. Thomassen, Daniel I. Rubenstein, Alec M. Chan-Golston, Elizabeth Li: How the zebra got its stripes: a problem with too many solutions. Open Science, 1.1.2015, nro 1, s. 140452. doi:10.1098/rsos.140452ISSN 2054-5703Artikkelin verkkoversio. (englanniksi)
worldcat.org
Prothero, Donald R.: Horns, tusks, and flippers: the evolution of hoofed mammals. Baltimore: Johns Hopkins University Press, 2002. ISBN 9780801871351Teoksen verkkoversio. (englanniksi)
Brenda Larison, Ryan J. Harrigan, Henri A. Thomassen, Daniel I. Rubenstein, Alec M. Chan-Golston, Elizabeth Li: How the zebra got its stripes: a problem with too many solutions. Open Science, 1.1.2015, nro 1, s. 140452. doi:10.1098/rsos.140452ISSN 2054-5703Artikkelin verkkoversio. (englanniksi)
Jeffrey K. Waage: How the zebra got its stripes. Journal of the Entomological Society of Southern Africa, 1.9.1981, nro 2. ISSN 0013-8789Artikkelin verkkoversio. (englanniksi)