“Arthropods in a Scab, Venturis Inaequalis(Cke.) Wint., (Ascomycetes:Mycosphaerellacea), and European Red Mite, Panonychus Ulmi(Koch), (Acari:Tetranychidae), Resistant Apple Orchard in Indiana”. Journal of the American Pomological Society, vol. 42, no. 2, Apr. 1988, pp. 52-65, https://doi.org/10.71318/apom.1988.42.2.52.