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

Turkana GPS Network - XTRM-Turmi P.S.
Start: 18-Jan-2019
End: 31-Jan-2021
Bendick, Rebecca, 2020, Turkana GPS Network - XTRM-Turmi P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/CSVF-CN55