MolluscaBase eds. (2021). MolluscaBase.
Vertigo (Alaea) ovatula (F. Sandberger, 1875) †. Accessed through: Marine Species Traits editorial board (2021) Marine Species Traits at: http://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1344071 on 2024-05-17
Marine Species Traits editorial board (2024). Marine Species Traits.
Vertigo (Alaea) ovatula (F. Sandberger, 1875) †. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1344071 on 2024-05-17