Tài liệu tham khảo WikiPedia: Soma Naoki http://www.jfootball-db.com/en/players/soma_naoki.... https://static.fifa.com/fifa-tournaments/players-c... https://www.national-football-teams.com/player/107... https://id.ndl.go.jp/auth/ndlna/01100423 https://data.j-league.or.jp/SFIX04/?player_id=1070 https://data.j-league.or.jp/SFIX07/?staff_id=3870 https://viaf.org/viaf/257065562 https://www.wikidata.org/wiki/Q957989#P3565 https://www.wikidata.org/wiki/Q957989#P4048 https://www.wikidata.org/wiki/Q957989#identifiers
