Аннотация:Barkin Yu.V. (2003) Theoretical study and prediction of secular geocenter and gravity variations // Proceedings of Symposium of IAG Subcommission for Europe “European Reference Frame - EUREF 2003” (4-7 June 2003, Toledo, Spain). 2003. 5p.
http://www.euref-iag.net/symposia/book2003/P-01-Barkin.pdf.