Dumas, P., & Vasseur, R. 1950 Les traitements coccicides des arbres fuitiers. [Chemical treatments for coccids on fruit trees.]. Bulletin technique d'information: BTI/Ministère de l'agriculture. No. 49: 235-245.

Notes: Coccid species discussed include Diaspis leperii, D. pentagona, Eulecanium corni, E. persicae, Lepidosaphes ulmi, Pulvinaria vitis, Quadraspidiotus ostraeformis, Q. perniciosus and Q. pyri.