Taxon - Odkazy a literatura
Lemke U. (2019): Catalogue of the available names and non available names of the species and subspecies for the class Trilobita [jako Asaphus ingrianus Jaanusson 1953]Datum citace: 28. únor 2020
Lemke U. (2019): Catalogue of the available names and non available names of the species and subspecies for the class Trilobita [jako Asaphus (Neoasaphus) sulevi ingrianus Jaanusson 1954]Datum citace: 28. únor 2020