6Tredgold T.. Elenrentary Principles of Carpentry[S]. 1824.
7Bachmann H, Pretlove A J, Rainer H.. Vibrations Induced by People[S]. Vibration Problems in Structures-Practical Guidelines, CEB Bulletin D' Information No. 209. Lausanne, Switzerland : CEB, 1991.
8Allen D. E., Rainer J. H. and Pemica G.. Building Vibrations Due to Human Activities [ J ]. Proceedings, ASCE Structures Congress, Orlan- do, Florida, p. 438 - 447,1987.
9Rainer J. H. and Pemica G.. Vertical Dynamic Forces from Footsteps [J]. Canadian Acoustics 14(2) : 12 - 21,1986.
10Rainer J. H., Allen D. E. and Pemica G.. Dynamic Response of Floors Due to People in Motion[J].Proceedings, Symposium/Workshop on Serviceability of Buildings (Movements, Deformations, Vibrations), 1988(1) :566 - 572.