<ul><li><a href=https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX%3A02008R1008-20201218 target=_blank>Regulation (EC) 1008/2008 on the operation of air services(Regulation (EC) No 1008/2008 on common rules for the operation of air services in the Community, OJ L 293, p. 3, adopted on 24 September 2008, last amended by Commission Delegated Regulation (EU) 2020/2115 of 16 December 2020, Article 4(f))</a></li><li><a href=https://www.tapairportugal.com/en/about-us/tap-group target=_blank>TAP Air Portugal - Companies within the TAP Universe(Companies within the TAP Universe - Shareholder of TAP Air Portugal, last access on 04/09/2023)</a></li></ul>