Oka, Takao, and Masaoki Tsudzuki. “Genetic Differentiation in the Oh-Shamo (Japanese Large Game) Breed of Chickens Assessed by Microsatellite DNA Polymorphisms”. International Journal of Poultry Science, vol. 13, no. 6, May 2014, pp. 319–322, https://doi.org/10.3923/ijps.2014.319.322.