Viperidae of Croatia and neighbouring areas, with special emphasis on Vipera ursinii Bonaparte 1835 (Squamata, Viperidae) - distribution, ecology, genetic variability and conservation : doctoral thesis = Viperidae Hrvatske i okolnih područja, s posebnim naglaskom na Vipera ursinii Bonaparte 1835 (Squamata, Viperidae) - distribucija, ekologija, genetička varijabilnost i zaštita : doktorski rad - Jelić, Dušan, biolog (2013)