Ripka, G., & Reiderné Saly, K. 1990 [The distribution of the mulberry scale (Pseudaulacaspis pentagona Targioni-Tozzetti) in Budapest.] Az eperfapajzstetu (Pseudaulacaspis pentagona Targioni-Tozzetti) elterjedése a fováros teruletén.. Növényvédelem 26: 6-11.

Notes: The authors carried out surveys in 1989 in Budapest in 133 localities and found the mulberry scale on 31 species of 12 plant families, occasionally causing heavy damage.