https://community.cadence.com/cadence_technology_forums/f/custom-ic-design/60214/official-guide-what-is-the-24-hour-rule-for-lufthansa
https://community.cadence.com/cadence_technology_forums/f/custom-ic-design/60214/official-guide-what-is-the-24-hour-rule-for-lufthansa
https://community.cadence.com/cadence_technology_forums/f/custom-ic-design/60214/official-guide-what-is-the-24-hour-rule-for-lufthansa