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

Plutons GPS Network - QUET-Quetena P.S.
Start: 15-Apr-2010
End: 12-Mar-2011
Pritchard, Matt, 2010, Plutons GPS Network - QUET-Quetena P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/T5ZK5DR3