TY - JOUR A1 - Langer, G. T1 - Possible mathematical definitions of the biological term “breed” JO - Arch. Anim. Breed. J1 - AAB VL - 61 IS - 2 SP - 229 EP - 243 Y1 - 2018/06/14 PB - Copernicus Publications SN - 2363-9822 UR - https://aab.copernicus.org/articles/61/229/2018/ L1 - https://aab.copernicus.org/articles/61/229/2018/aab-61-229-2018.pdf DO - 10.5194/aab-61-229-2018 ER -