Environmental labels and declarations - Self-declared environmental claims (Type II environmental labelling) (ISO 14021:1999 + Amd 1:2011); German and English version EN ISO 14021:2001 + A1:2011— 58 стр.
BS EN 62485-6. Safety requirements for secondary batteries and battery installations. Part 6. Safe operation of lithium-ion batteries in traction applications— 21 стр.
Safety requirements for secondary batteries and battery installations -- Part 4: Valve-regulated lead-acid batteries for use in portable appliances ((IEC 62485-4:2015) EN IEC 62485-4:2018) (english version)
Environmental labels and declarations - Self-declared environmental claims (Type II environmental labelling) (ISO 14021:2016); German and English version EN ISO 14021:2016— 63 стр.