DIN 53804-1 Statistical evaluation - Part 1: Continuous characteristics
DIN EN 20187 Paper, board and pulps; standard atmosphere for conditioning and testing and procedure for monitoring the atmosphere and conditioning of samples (ISO 187:1990); German version EN 20187:1993
DIN EN ISO 186 Paper and board - Sampling to determine average quality (ISO 186:2002); German version EN ISO 186:2002