China. Geist und Gesellschaft by Werner SpeiserWilhelm SchifferMN 16:1/2 (1960) p. 219 → jstor.org/stable/2383370ShareThe Transactions of the Asiatic Society. Third Series, Vol. 7 by The Asiatic Society of JapanNetsuké by J. M. Jonas; The Netsuke Handbook of Ueda Reikichi by Raymond Bushell; Fables in Ivory: Japanese Netsuke and Their Legends by Adrienne Barbanson