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

COCONet GPS Network - DOMI-DomiRose_DMA2011 P.S.
Start: 15-Dec-2011
End: 17-Sep-2017
UNAVCO Community, 2014, COCONet GPS Network - DOMI-DomiRose_DMA2011 P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/T5GF0RS2