O. G. Dely szerk.: Vertebrata Hungarica 21. (Budapest, 1982)

Brushko, Z. K. ; Kubykin, R. A.: Horsfield's tortoise (Agrionemys horsfieldi Gray, 1844) and the ways of its rational utilization in Kazakhstan 55-62. o.

Fig. 2, Map showing localities where Horsfield's tortoises were marked