Roberto Silvera (Italian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Roberto Silvera" in Italian language version.

refsWebsite

Global rank Italian rank

1web.archive.org

1^st place

1^st place

482^nd place

495^th place

scribd.com (Global: 482^nd place; Italian: 495^th place)

Prospective referees for the 2014 FIFA World Cup Brazil^{[collegamento interrotto]}, scribd.com, 20 aprile 2012.

web.archive.org (Global: 1^st place; Italian: 1^st place)

(EN) World Referee - Roberto Silvera, su worldreferee.com. URL consultato l'8-7-2009 (archiviato dall'url originale il 10 ottobre 2012).