@article{861815,
      author = {Vergos, Georgios S., and Pail, Roland, and Barzaghi,  Riccardo,},
      url = {http://library.usi.edu/record/861815},
      title = {International Symposium on Gravity, Geoid and Height  Systems 2016 : proceedings organized by IAG Commission 2  and the International Gravity Field Service, Thessaloniki,  Greece, September 19-23, 2016 /. IAG Symposium "Gravity,  Geoid and Height Systems"},
      recid = {861815},
      pages = {1 online resource :},
}