RT Book, Section SR Electronic(1) A1 United Nations Office of Legal Affairs YR 2000 T1 No. 23369. Agreement between the Government of the Kingdom of Spain and the Government of the People’s Republic of China relating to civil air transport. Signed at Beijing on 19 June 1978 T2 Treaty Series 1764 PB United Nations SN 9789210596831 DO 10.18356/c5dd86b8-en-fr UL https://www.un-ilibrary.org/content/books/9789210596831s003-c014