1. Uesugi Yōzan to Yonezawa 上杉鷹山と米沢 Author/Creator: Koseki, Yūichirō, 1977-小関悠一郎, 1977- Publication/Creation: Tōkyō : Yoshikawa Kōbunkan, 2016 Resource Type: Book Access & Availability: Loading
2. "Meikun" no kinsei : gakumon, chishiki to hansei kaikaku 〈明君〉の近世 : 学問・知識と藩政改革 Author/Creator: Koseki, Yūichirō, 1977-小関悠一郎, 1977- Publication/Creation: Tōkyō : Yoshikawa Kōbunkan, 2012 Resource Type: Book Access & Availability: Loading