Kozár, F., & Konstantinova, G.M. 1981 The scale insects (Homoptera: Coccoidea) of deciduous fruit orchards in some European countries (Survey of scale insects (Homoptera: Coccoidea) infestations in European orchards No. 3).. Acta Phytopathologica Academiae Scientiarum Hungaricae 16: 211-222.

Notes: Host and distribution for 25 coccoid species; area maps.