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

Denali Fault GPS Network - DRMC-Mount Drum Viewpoint Cont. P.S.
Start: 14-Nov-2002
End: 15-Jul-2004
Freymueller, Jeffrey T., Burgmann, Roland, 2003, Denali Fault GPS Network - DRMC-Mount Drum Viewpoint Cont. P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/T52Z13XT