This review of the third edition of “Albert Bates Lord, David F. Elmer, The Singer of Tales. 3rd Edition. Publications of the Milman Parry collection of oral literature, 4.” may be of interest.
http://bmcr.brynmawr.edu/2019/2019-10-09.html
It provides a link to the Milman Parry website which I did not know about before.