author = { Zajdel, Radosław AND Sośnica, Krzysztof AND Bury, Grzegorz AND Dach, Rolf AND Prange, Lars AND Kazmierski, Kamil },

title = { Sub-daily polar motion from GPS, GLONASS, and Galileo },

publisher = {Springer Science and Business Media LLC},

isbn = {0949-7714},

isbn = {1432-1394},

year = {2021},

url = { http://slubdd.de/katalog?TN_libero_mab2 }