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

Haiti GPS Network - VOIL-Voila P.S.
Start: 24-Feb-2010
End: 05-Nov-2014
Calais, Eric, 2010, Haiti GPS Network - VOIL-Voila P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/T5PN93P6