Information Exchange Requirements Reference IER 1 - Aerodrome Maps Exchange (A3SG-IER-03) https://ext.eurocontrol.int/swim_confluence/display/ASW/A3SG-IER-03+Aerodrome+Maps+Exchange
IER 1 - Aerodrome Maps Exchange (A3SG-IER-03) https://ext.eurocontrol.int/swim_confluence/display/ASW/A3SG-IER-03+Aerodrome+Maps+Exchange