KS M ISO 11093-8:2014 Paper and board — Testing of cores — Part 8: Determination of natural frequency and flexural modulus by experimental modal analysis
2020KS M ISO 11093-8:2020 Paper and board — Testing of cores —Part 8: Determination of natural frequency and flexural modulus by experimental modal analysis
2014KS M ISO 11093-8:2014 Paper and board — Testing of cores — Part 8: Determination of natural frequency and flexural modulus by experimental modal analysis
2008KS M ISO 11093-8:2008 Paper and board-Testing of cores-Part 8:Determination of natural frequency and flexural modulus by experimental modal analysis