There's this doctoral dissertation from a couple of years ago, that does a few case studies on GT/ASD college students, and also has a nice review of the 2e literature, with an eye especially to ASD:
https://digitalrepository.unm.edu/cgi/viewcontent.cgi?article=1062&context=educ_ifce_etdsThis article is specifically referenced in it:
https://www.tandfonline.com/doi/abs/10.1080/02783199909553993It's only one (or two) source, but it may interest you.
ETA: and good point, indigo. I'll re-post these sources over there...