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

KNMI Dutch Antilles GPS Network - SAB1-St_Johns_Saba_NA P.S.
Start: 27-Jan-2018
End: 14-Nov-2022
de Zeeuw-van Dalfsen, Elske, Sleeman, Reinoud, 2019, KNMI Dutch Antilles GPS Network - SAB1-St_Johns_Saba_NA P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/633E-1497