UEFA Euro 2012 Final the reportedly unpredictable Adidas Jabulani used at the 2010 World Cup. Pedro Proença, representing the Portuguese Football Federation, was chosen by UEFA as the official referee of the final. He first became an international referee in 2003, and the same year in June, Proença officiated an 2003 Intertoto Cup first round match between Žalgiris and Örgryte. Proença had previously been in charge of two UEFA finals, the 2004 UEFA Under-19 Championship Final between Turkey and Spain, and the 2012 UEFA Champions League Final between Chelsea and Bayern Munich. He has also refereed nine other Champions League matches, and 18 UEFA
Nationality law of the People's Republic of China China and another country for residents of Mainland China, due to the provisions for loss of Chinese nationality in Article 9 (see "Loss of nationality" above), and the stipulation that a foreigner who naturalizes in China cannot retain their foreign nationality (see "Naturalization" above), the number of dual nationals have, nevertheless, increased in recent years. This is mainly because birth tourism has become popular among Chinese nationals residing in Mainland China, who travel to countries observing "jus soli" to ensure their offspring acquires the birth country's nationality. If a person concurrently holds "de jure" Chinese nationality and foreign nationality or