Zuffi, M. A. L.; Celani, A.; Foschi, E.; Tripepi, S. (2007). "Reproductive strategies and body shape in the European pond turtle (Emys orbicularis) from contrasting habitats in Italy". Italian Journal of Zoology. 271 (2): 218–224. doi:10.1111/j.1469-7998.2006.00212.x.
Beolens, Bo; Watkins, Michael; Grayson, Michael (2011). The Eponym Dictionary of Reptiles. Baltimore: Johns Hopkins University Press. xiii + 296 pp. ISBN978-1-4214-0135-5. (Emys orbicularis eiselti, p. 81; E. o. fritzjuergenobsti, p. 193).