The following information obtained from UNAVCO's online DOI system:
(https://www.unavco.org/data/doi/search/search.html)

Alaska Volcano Observatory GPS Network Augustine - AUGL-Augustine Volcano Lower Mound P.S.
Start: 16-Sep-2000
End: 21-Jul-2008
Freymueller, Jeffrey T., 2000, Alaska Volcano Observatory GPS Network Augustine - AUGL-Augustine Volcano Lower Mound P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/T59Z938H