DIN EN ISO 16387-2014 土质. 污染物对线蚓类的影响. 对生殖影响的测定(ISO 16387-2014); 德文版本EN ISO 16387-2014
Soil quality - Effects of contaminants on Enchytraeidae (Enchytraeus sp.) - Determination of effects on reproduction (ISO 16387:2014); German version EN ISO 16387:2014