Further reading:

• Broderick, George: Tynwald: a Manx cult-site and institution of pre-Scandinavian origin? In: Cambrian Medieval Celtic Studies 46, 2003, 55–94.
• Darvill, Timothy: Tynwald Hill and the 'things' of power. In: Pantos, Aliki/Semple, Sarah (eds.): Assembly Places and Practices in Medieval Europe. Dublin 2004, 217–32.
• Insley, J[ohn]/Wilson, D[avid] M.: s.v. Tynwald. In: Reallexikon der Germanischen Altertumskunde 31, 2006, 343–6.
• Johnson, Andrew/Fox, Allison: A Guide to the Archaeological Sites of the Isle of Man up to AD 1500. Douglas 2017.
• Kermode, P. M. C.: Manx Crosses. Balgavies 1994 (reprint 1907). 
• Marstrander, Carl J. S.: Om tingsteder på Man. In: Norsk tidsskrift for sprogvidenskap 10, 1938, 384–93.
• Olsen, Magnus: Runic Inscriptions in Great Britain, Ireland and The Isle of Man. In: Shetelig, Haakon (ed.): Viking Antiquities in Great Britain and Ireland VI: Civilisation of the Viking Settlers in relation to their old and new countries. Oslo 1954, 151–232.
• Sharpe, Sybil: The Isle of Man – In the British Isles but not ruled by Britain: A modern peculiarity from ancient occurrences. In: Davey, Peter/Finlayson, David (eds.): Mannin revisited. Edinburgh 2002, 161–72.
• Steinforth, Dirk H.: Die skandinavische Besiedlung auf der Isle of Man. Eine archäologische und historische Untersuchung zur frühen Wikingerzeit in der Irischen See (Ergänzungsbände zum Reallexikon der Germanischen Altertumskunde 92). Berlin/Boston 2015.