購入先
https://www.amazon.co.jp/子伯遺句集『無限から』-Posthumous-Haiku-Shihaku-子/dp/4911254084
The Poetic Achievement of Ban’ya Natsuishi (revised edition, Cyberwit.net, India, 2018)
『夏石番矢の詩的業績』(増補版、Cyberwit.net、イ
https://www.amazon.com/Poetic-
Ban’ya Blog
http://banyahaiku.at.webry.info/201705/article_29.html
The Theater of the Desert
https://www.cyberwit.net/publications/992