1677 20160222141732.0 10.1088/0026-1394/39/5/2 DOI SISMOimport-206 Vitushkin, L. 2002 Results of the Sixth International Comparison of Absolute Gravimeters ICAG-2001 Becker, M. Jiang, Z. Francis, Olivier van Dam, Tonie Faller, J. Chartier, J.-M. Amalvict, Martine Bonvalot, S. Debeglia, S. Desogus, S. Diament, Michel Dupont, F. Falk, R. Gabalda, G. Gagnon, C.G.L. Gattacceca, T. Germak, A. Hinderer, Jacques Jamet, O. Jeffries, G. Käter, R. Kopaev, A. Liard, J. Lindau, A. Longuevergne, L. Luck, B. Maderal, N. Mäkinen, J. Meurers, Bruno Mizushima, S. Mrlina, J. Newell, D. Origlia, C. Pujol, E.R. Reinhold, A. Richard, Philippe Robinson, I. Ruess, D. Thies, S. Van Camp, Michel Van Ruymbeke, Michel de Villalta Compagni, M.F. Williams, Simon D.P. Metrologia 39 2002 407-424 published in REFERD