1970DIN EN 62341-1-2 E:2012-08 Organic light emitting diode displays - Part 1-2: Terminology and letter symbols
2010DIN EN 62341-1-2:2010-09 Organic light emitting diode displays - Part 1-2: Terminology and letter symbols (IEC 62341-1-2:2007); German version EN 62341-1-2:2009 / Note: To be replaced by DIN EN 62341-1-2 (2012-08).
2010DIN EN 62341-1-2:2010 Organic light emitting diode displays - Part 1-2: Terminology and letter symbols (IEC 62341-1-2:2007); German version EN 62341-1-2:2009