2018DIN ISO 11093-8:2018 Paper and board - Testing of cores - Part 8: Determination of natural frequency and flexural modulus by experimental modal analysis (ISO 11093-8:2017)
2016DIN ISO 11093-8:2016 Paper and board - Testing of cores - Part 8: Determination of natural frequency and flexural modulus by experimental modal analysis (ISO 11093-8:2012 + Cor. 1:2012)
2013DIN ISO 11093-8:2013 Paper and board - Testing of cores - Part 8: Determination of natural frequency and flexural modulus by experimental modal analysis (ISO 11093-8:2012 + Cor. 1:2012)