Berezow, Alex. “Black Death: The Upside To The Plague Killing Half Of Europe.” Forbes, Forbes Magazine, 12 May 2014, https://www.forbes.com/sites/alexberezow/2014/05/12/black-death-the-upside-to-the-plague-killing-half-of-europe/#79b72fa670d3.
E.A Bond (ed), Chronica Monasterii de Melsa, 3 vols, Rolls Series, 1866-68, III pp. 127-42
A.Luders et al (ed), Statues of the Realm 1101-1713, 11 vols., London, 1810-28, pp.59-60