Hand-held portable power tools -- Test methods for evaluation of vibration emission -- Part 8: Saws, polishing and filing machines with reciprocating action and small saws with oscillating or rotating action -- Amendment 1: Polishing machines, modified feed forces— 16 стр.
Acoustics - Recommended practice for the design of low-noise machinery and equipment - Part 2: Introduction to the physics of low-noise design— 50 стр.