1. Anonymous (1960) Index of plant diseases in the United States. Agriculture Handbook No. 165. U. S. Government Printing Office, Washington, D.C, p 473
2. Anonymous (2011) Japanese plant disease index 2011. Phytopathological Society of Japan (in Japanese). Phase Out Inc., Nagoya
3. Anonymous (2014) Pocket crop statistical information on agriculture, forestry and fisheries (in Japanese). Agriculture and Forestry Statistic Association, Tokyo, pp 211–215
4. Ikeda S, Hoshino T, Matsumoto N, Kondo N (2015) Taxonomic reappraisal of Typhula variabilis, Typhula laschii, Typhula intermedia, and Typhula japonica. Mycoscience 56:549–559
5. Imai S (1929) On the Clavariaceae of Japan: I. Trans Sapporo Nat Hist Soc 11:38–45