Sergei Tiviakov
[arz] سيرجى تيڤياكوڤ
[br] Sergei Tiviakov
[ca] Serguei Tiviàkov
[cs] Sergej Tivjakov
[de] Sergey Tiviakov
[es] Serguéi Tiviakov
[et] Sergei Tivjakov
[fa] سرگئی تیویاکوف
[fr] Sergei Tiviakov
[io] Sergei Nikolayevich Tivyakov