Halda, J. (2003). A taxonomic study of the calcicolous endolitic species of the genus Verrucaria (Ascomycotina, Verrucariales) with the lid-like and radiately opening involucrellum. Museum a galerie Orlických Hor.
Chicago-Zitierstil (17. Ausg.)Halda, Josef. A Taxonomic Study of the Calcicolous Endolitic Species of the Genus Verrucaria (Ascomycotina, Verrucariales) with the Lid-like and Radiately Opening Involucrellum. Rychnov nad Kněžnou: Museum a galerie Orlických Hor, 2003.
MLA-Zitierstil (9. Ausg.)Halda, Josef. A Taxonomic Study of the Calcicolous Endolitic Species of the Genus Verrucaria (Ascomycotina, Verrucariales) with the Lid-like and Radiately Opening Involucrellum. Museum a galerie Orlických Hor, 2003.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.