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

COCONet GPS Network - RDMI-Miches_N_DR_2015 P.S.
Start: 05-Sep-2015
End: 04-Jul-2018
Holsteinson, Alexander T., Pena, Jose, Perrazo, Sofia, 2015, COCONet GPS Network - RDMI-Miches_N_DR_2015 P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/T5KD1W8Z