Eesti-Tallinn : Aleksander Nevski katedraal = The Cathedral of Alexander Nevsky
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Eesti Rahvusraamatukogu {{cite web | url=http://www.europeana.eu/resolve/record/92067/F03571612C375A68E6DBC7B59A0B257DFD9E1F81|title=Eesti-Tallinn : Aleksander Nevski katedraal = The Cathedral of Alexander Nevsky|author=Haidak, Osvald|accessdate=2013-05-18 |publisher=Europeana}}
<ref>{{cite web | url=http://www.europeana.eu/resolve/record/92067/F03571612C375A68E6DBC7B59A0B257DFD9E1F81|title=Eesti-Tallinn : Aleksander Nevski katedraal = The Cathedral of Alexander Nevsky|author=Haidak, Osvald|accessdate=2013-05-18 |publisher=Europeana}}</ref>