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

Central Andean Tectonic Observatory Geodetic Array - ATJN-Atajana P.S.
Start: 27-Oct-2005
End: 29-Mar-2015
Simons, Mark, Galetzka, John E., Genrich, Jeff F., Ortega, Francisco, Comte, Diana, Glass, Bianca, Gonzalez, Gabriel, 2010, Central Andean Tectonic Observatory Geodetic Array - ATJN-Atajana P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/T5FT8J2P