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

Afar GPS Network - DAMY-Aromaya P.S.
Start: 25-Apr-2007
End: 06-Jan-2010
Calais, Eric, 2007, Afar GPS Network - DAMY-Aromaya P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/T5MW2F7N