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

Ecuador GPS Network - LCEC-LCEC_LaCoECU2016 P.S.
Start: 28-May-2016
End: 25-Mar-2019
LaFemina, Peter, Freymueller, Jeffrey T., 2016, Ecuador GPS Network - LCEC-LCEC_LaCoECU2016 P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/T58C9V19