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

CAP Andes GPS Network - MELP-Melipilla P.S.
Start: 18-Jun-2010
End: 07-Oct-2015
Bevis, Michael, 2012, CAP Andes GPS Network - MELP-Melipilla P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/T5SN070D