Signed Yinfeng in Chinese

Exhibited:

Yuyu Yang Exhibition, Johnson & Johnson Sculpture Grounds, N.Y. USA., 20 May - 30 September, 1995

Yuyu Yang, Chelsea Harbour, London, 1996

Illustrated:

Yuyu Yang Lifescape Sculpture, Yuyu Yang Lifescape Sculpture Museum,
Taipei, 1995

Landscape Architecture - Free - Yuyu Yang,
Hsiung Shih Books Pte. Ltd., Taipei, 2004, color illustration, p. 162