| https://sites.google.com/flyfairtravels.com/airlinesguidlines/blogs/qtrmxtelefonoc%C3%B3mo-puedo-comunicarme-realmente-con-qatar-airways |
| https://ehs.umich.edu/wp-content/uploads/formidable/48/guia-rapida-como-hablo-con-una-persona-real-en-ethiopian-airlines.pdf |
| https://ehs.umich.edu/wp-content/uploads/formidable/48/qtrmxtelefono-como-puedo-comunicarme-realmente-con-qatar-airways.pdf |
