No studies as of yet, but it’s discussed in this thread:
And here’s a good article on it. The measures are used in many studies and is poised to overtake A1c as the definitive measurement within the next several years.
https://www.healthline.com/diabetesmine/a-new-view-of-glycemic-variability-how-long-is-your-line
Edit: this link is not working anymore