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

Haiti GPS Network - LCAY-Les Cayes P.S.
Start: 17-Mar-2010
End: 24-Jun-2016
Calais, Eric, 2010, Haiti GPS Network - LCAY-Les Cayes P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/T52Z13KB