Three annotated bibliographies on the Alexander Technique have been published:
The Reader’s Guide To The Alexander Technique by Phyllis Sanfilippo (1987).
From Stage-Fright To Seat-Height – An Annotated Bibliography on the Alexander Technique and Music 1907-1992 by Julia Priest. 
The Alexander Technique Resource Book (2009). 
Some of these cover articles as well as books and booklets. An online bibliography, which only covers books, booklets, audio and video material, is available on https://mouritz.org/bibliography/listing.