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River channel restoration
Andrew Brookes, F. Douglas Shields · Wiley
446 sayfa · 1996
Stream restoration / Management / River channels / Water conservation
Atmospheric absorption of high frequency noise and application of fractional-octave bands
F. Douglas Shields · for sale by the National Technical Information Service
234 sayfa · 1977
Absorption of sound / Measurement
Laboratory Physics
Gordon Baird, Richard Raspet, Douglas F. Shields, Robert Weidler · Kendall/Hunt Publishing Company
128 sayfa · 1991
Physics, laboratory manuals