Grafton-Cardwell, E.E., & Vehrs, S.L.C. 1995 Monitoring for organophosphate- and carbamate-resistant armored scale (Homoptera: Diaspididae) in San Joaquin Valley citrus.. Journal of Economic Entomology 88: 495-504.

Notes: Insecticide resistance evaluated in Aonidiella aurantii and A. citrina on citrus.