Lörenthey, E. (1902). Die Pannonische Fauna von Budapest. <em>Palaeontographica.</em> 48(4-6): 137-256, 257-296, pls. 9-21., available online athttps://www.biodiversitylibrary.org/page/33195780 page(s): 283-284, pl. 20, figs 9a-c [details]
MolluscaBase eds. (2021). MolluscaBase. Valvata subgradata Lörenthey, 1902 †. Accessed through: Neubauer, T.A.; Harzhauser, M.; Kroh, A.; Georgopoulou, E.; Mandic, O. (2014) Freshwater Gastropods of the European Neogene database (FreshGEN) at: http://marinespecies.org/freshgen/aphia.php?p=taxdetails&id=822398 on 2025-05-18
Neubauer, T.A.; Harzhauser, M.; Kroh, A.; Georgopoulou, E.; Mandic, O. (2014). Freshwater Gastropods of the European Neogene database (FreshGEN). Valvata subgradata Lörenthey, 1902 †. Accessed at: https://marinespecies.org/freshgen/aphia.php?p=taxdetails&id=822398 on 2025-05-18
original descriptionLörenthey, E. (1902). Die Pannonische Fauna von Budapest. <em>Palaeontographica.</em> 48(4-6): 137-256, 257-296, pls. 9-21., available online athttps://www.biodiversitylibrary.org/page/33195780 page(s): 283-284, pl. 20, figs 9a-c [details]