https://discourse.jabref.org/t/get-direct-help-from-united-airlines-customer-support/6598

https://discourse.jabref.org/t/get-in-touch-with-eva-air-customer-service-help-center-step-by-step-guide/6679

https://discourse.jabref.org/t/ultimate-guide-to-scandinavian-airlines-customer-service-24-7-live-support-contact-numbers-in-the-usa/6661

https://discourse.jabref.org/t/the-fastest-way-to-talk-to-someone-at-american-airlines/6563

https://discourse.jabref.org/t/full-list-of-swiss-air-customer-service-usa-contact-numbers-a-step-by-step-guide/6640

https://usasupporttollfree.forumotion.com/t27-southwest-airlines-customer-service-usa-contact-numbers-a-complete-detailed-guide#27

https://www.oig.dc.gov/sites/default/files/webform/rafp_online_complaint_form/_sid_/piuk.pdf

https://discourse.jabref.org/t/full-list-of-expedia-customer-contact-numbers-in-usa-a-ultimate-guide/6597

https://discourse.jabref.org/t/pricelin-contact-support-usa-official-number-comprehensive-2025-manual-guide/6583

https://discourse.jabref.org/t/full-list-of-iberia-customer-service-usa-contact-numbers-your-safe-journey/6549