Aleksidze, G. 1995 Armored scale insects (Diaspididae), pests of fruit orchards and their control in Republic of Georgia.. Israel Journal of Entomology 29: 187-190.
Notes: Review of some important pests of fruit trees: Quadraspidiotus perniciosus, Q. ostraeformis, Q. pyri, Parlatoria oleae, Lepidosaphes ulmi and Epidiaspis leperii; discussion of natural enemies.