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Perception and disturbing effects of horizontal ceiling vibrations (frequency 5 � 0.5 Hz) v = vibration velocity, KB = weighted vibration severity according to DIN 4150 (1999)

Perception and disturbing effects of horizontal ceiling vibrations (frequency 5 ± 0.5 Hz) v = vibration velocity, KB = weighted vibration severity according to DIN 4150 (1999)