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

Nepal GPS Network - BESI-Besisahar P.S.
Start: 28-Jun-2008
End: 05-Jul-2019
Upreti, Bishal, Pratt-Sitaula, Beth, Melbourne, Timothy I., Miner, Andy, Sitaula, Bhairab, Szeliga, Walter M., Adhikari, DP, Gajurel, Ananta, Shrestha, Hari, 2016, Nepal GPS Network - BESI-Besisahar P.S., UNAVCO, GPS/GNSS Observations Dataset, 
https://doi.org/10.7283/5875-6528