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 - NZCA-Nazca Airport P.S.
Start: 02-Apr-2012
End: 29-Dec-2014
Simons, Mark, Galetzka, John E., Genrich, Jeff F., Norabuena, Edmundo, 2013, Central Andean Tectonic Observatory Geodetic Array - NZCA-Nazca Airport P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/T5WW7FQ9