Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SAKUMA Tsutomu,On the pathogenic races of Gymnosporangium yamadae on apple.,Japanese Journal of Phytopathology,0031-9473,The Phytopathological Society of Japan,1985,51,2,139-144,https://cir.nii.ac.jp/crid/1390282681378489216,https://doi.org/10.3186/jjphytopath.51.139