https://www.goodreads.com/topic/show/23058400-lufthansapolicies-what-is-the-24-hour-rule-for-lufthansa
https://www.goodreads.com/topic/show/23058400-lufthansapolicies-what-is-the-24-hour-rule-for-lufthansahttps://www.goodreads.com/topic/show/23058400-lufthansapolicies-what-is-the-24-hour-rule-for-lufthansa