Dear friends,
the Digital Himalaya Project recently made available the revised PhD dissertation of Gianpaolo Vetturini :
"The bKa' gdams pa school of Tibetan":http://himalaya.socanth.cam.ac.uk/collections/rarebooks/downloads/GianpaoloVetturiniPhD.pdf includes a critical edition of the bka' gdams chos 'byung lo dgon pa [mst].
For further bibliographical data, cf. Vetturini 2013.