https://community.expensify.com/discussion/64001/what-is-the-24-hour-rule-for-lufthansa-understanding–every-rule/p1?new=1

https://community.expensify.com/discussion/64001/what-is-the-24-hour-rule-for-lufthansa-understanding-%EF%B8%8F-every-rule/p1?new=1