Mertikas, S. P.Delikaraoglou, D.Santerre, R.2023-03-012023-03-01https://unbscholar.lib.unb.ca/handle/1882/14651http://purl.org/coar/access_right/c_abf2Alert program for NAVSTAR Global Positioning System, Transit, Lageos and Starlette satellitestechnical reportGeodesy and Geomatics Engineering