Taxon - Odkazy a literatura
Paulson D., Schorr M. (2005-2021): World Odonata List 2021-03-25, Slater Museum of Natural History [jako Cephalaeschna risi Asahina, 1981]Datum citace: 5. duben 2021
Paulson D., Schorr M. (2005-2021): World Odonata List 2021-03-25, Slater Museum of Natural History [jako Cephalaeschna risi Asahina, 1981]