Koteja, J., & Zak-Ogaza, B. 1966 Investigations on scale insects (Homoptera, Coccoidea) of the Pieniny Klippen Belt.. Acta Zoologica Cracoviensia 11: 305-332.
Notes: Lists 38 species, including Luzulaspis pieninica n. sp.; L. pieninica compared with L. grandis and L. caucasica; some species new for Poland; hosts and distribution; describes biotope.