WILTING, A., COURTIO, A. et al. (2015) – Zootier Lexikon https://www.zootier-lexikon.org/bibliographie/w-1699975706/wilting-a-courtio-a-christiansen-p-niedballa-j-scharf-a-k-orlando-l-balkenhol-n-hofer-n-kramer-schadt-s-fickel-j-kitchener-a-c-2015
fundamental rethinking of the conventional tiger taxonomy paradigm, which will have
