https://central.xero.com/s/question/0D58V00009CWDkDSAX/247-servicewhat-is-the-24hour-rule-for-lufthansa

https://central.xero.com/s/question/0D58V00009CWDkDSAX/247-servicewhat-is-the-24hour-rule-for-lufthansa

https://central.xero.com/s/question/0D58V00009CWDkDSAX/247-servicewhat-is-the-24hour-rule-for-lufthansa