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

CAP Andes GPS Network - ESCA-Estacion Sismologica Caviahue P.S.
Start: 05-Apr-2010
End: 13-Oct-2014
Smalley, Jr., Robert, Bevis, Michael, 2010, CAP Andes GPS Network - ESCA-Estacion Sismologica Caviahue P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/T5125R0T