Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ida Hideyuki and Takahashi Susumu,Mass Mortality of Oak Trees Had already Occurred at the Edo Period.,Journal of the Japanese Forest Society,1349-8509,THE JAPANESE FORESTRY SOCIETY,2010,92,2,115-119,https://cir.nii.ac.jp/crid/1390001205227846272,https://doi.org/10.4005/jjfs.92.115