Ewart, W.H. 1969 Factors involved in the development of control treatments for unarmored scales.. Proceedings First International Citrus Symposium. Vol. 2. University of California Riverside

Notes: [Conference held at the University of California, Riverside, March 16-26, 1968.] Species listed include Aonidiella aurantii, A. citrina, Coccus hesperidum, C. pseudomagnoliarum, Icerya purchasi and Saissetia oleae.