Taxon - Links and literature
de Jong, Y.S.D.M. (ed.): Fauna Europaea 2.4 [http://www.faunaeur.org] [as Pupilla bigranata (Rossmassler, 1839)]Data retrieved on: 9 March 2012
IUCN Red List of Threatened Species 2018-1 [156831]
IUCN Red List of Threatened Species [http://www.iucnredlist.org/] [as Pupilla bigranata (Rossmässler, 1839)]
Data retrieved on: 3 August 2018
Pfleger V. (1999): České názvy živočichů III. Měkkýši (Mollusca), Národní muzeum, (zoologické odd.), Praha, 108 pp. [as Pupilla bigranata (ROSSMÄSSLER, 1839)]Data retrieved on: 11 November 2013