XAngus McIntosh, M. L. Samuels, and Michael Benskin.
A Linguistic Atlas of Late Mediaeval English.
4 vols. = ‘LALME’. Aberdeen: Aberdeen Univ. Press,
1986
XMichael Benskin, Margaret Laing, Vasilis Karaiskos, and Keith Williamson.
An Electronic Version of A Linguistic Atlas of Late Mediaeval English.
= ‘eLALME’. Edinburgh,
2013. [http://www.lel.ed.ac.uk/ihd/elalme/elalme.html]