OBS_VALUE: <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 modified 18/12/2020, Article 10)</a></li><li><a href=https://dre.pt/web/guest/pesquisa/-/search/177806/details/normal?p_p_auth=E9MQlrdw target=_blank>Decree-Law  116/2012  which establishes the legal regime of access to the market in the air transport(Decreto Lei que estabelece o regime jurídico do acesso ao mercado e do exercício de direitos de tráfego aéreo no transporte aéreo regular extracomunitário,  Adopted 29/05/2012, Article 10)</a></li></ul>