Matskási István (szerk.): A Magyar Természettudományi Múzeum évkönyve 98. (Budapest 2006)

Bálint, Zs. ; Abadjiev, S.: An annotated list of Imre Frivaldszky's publications and the species-group and infraspecies names proposed by him for plants and animals (Regnum Plantare and Animale)

Fig. 2. Haberlea rhodopensis FRIVALDSZKY, 1835 (HNHM), voucher of Herbarium HAYNALD