Plastics - Methods of exposure to solar radiation - Part 3: Intensified weathering using concentrated solar radiation (ISO 877-3:2009); German version EN ISO 877-3:2010— 18 стр.
Plastics - Methods of exposure to solar radiation - Part 3: Intensified weathering using concentrated solar radiation (ISO 877-3:2018); German version EN ISO 877-3:2018— 21 стр.