found: Hu, Y. Penjing, 1982.
found: LC data base, 3/23/88(pʻen ching, pen jing, penjing)
found: R. Drechsler. Curator of the National Bonsai Collection, consulted 3/23/88(penjing exhibit will open 9/30/88; some techniques used in bonsai not in penjing; style differs)
found: FONA, Amer. Institute of Architects, and Catholic Univ. Oriental Landscapes and Arts Symposium, 4/29-30/88(will include topics: penjing, bonsai)
found: U.S. National Aboretum. Dreams for the U.S.N.A.(Penjing)
found: FONA news. Mar./Apr., 1988:p. 11 (Wu Collection of Penjing; penjing exhibit)
notfound: Web. 3;Biol. & agr. index;Wyman's gardening encyc.