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[1]
BOTSFORD JH, 1969, SOUND VIBRATION, V3, P16
[2]
JONES HH, 1970, J ACOUST SO, V47, pA54
[3]
JONES HH, 1969, 78 M AC SOC AM SAN D
[8]
ROBINSON DW, 1970, HEARING NOISE INDUST, P142