¹⁹Schot, Roseanne. “Uisneach Midi a Medón Érenn: A Prehistoric ‘Cult’ Centre and ‘Royal Site’ in Co. Westmeath.” The Journal of Irish Archaeology 15 (2006): 53-4. http://www.jstor.org/stable/20650850.
Accord to Schot, "More significantly, he concluded, based on the layer where he found the pin, that it was deposited 'when the ditch must have been derelict and was gradually becoming effaced.' Thus he decided that the end of the first stage of occupation, when the ditches suggested a ceremonial use, and the start of the occupation of the ringfort, must have occurred in the Bronze Age."