Szelényi, G.I. 1936 [Research on the development and epidemiology of Aspidiotus piri (Licht.) Reh, on the generation of the year 1935.]. Hungary Ackerbau Min., Kisérlet. Közlem. Rec. Hungarian Agr. Expt. Sta. 39: 159-170.

Notes: German and English summaries. Life history; effect of temperature on mortality.