[1] F. J. S. S. Dias and I. P. Escobar, “A Model for Adjustment of Differential Gravity Measurements with Simul taneous Gravimeters Calibration,” Journal of Geodesy, Vol. 75, No. 2, 2001, pp. 151-156. doi:10.1007/s001900100168
[2] I. P. Escobar, “Rede Gravimétrica Fundamental Brasileira, uma Tradi??o de 10 anos no Observatório Nacional,” Revista Geofísica IPGH, Vol. 26, 1987.
[3] W. Torge, L. Timmen, R. H. Roder and M. Schnull, “The IFE Absolute Gravity Program South America 1988 1991,” Deutsche Geodatische Kommission, Munchen, 1994.
[4] I. P. Escobar, N. C. Sá, J. J. Dantas and F. J. S. S. Dias, “The Observatório Nacional Agulhas Negras Gravity Ca libration Line,” Brazilian Journal of Geophysics, Vol. 14, No. 1, 1996, pp. 59-68.
[5] M. A. Sousa and A. A. Santos, “Absolute Gravimetry on the Agulhas Negras Calibration Line,” Revista Brasileira de Geofísica, Vol. 28, No. 2, 2010, pp. 165-174. doi:10.1590/S0102-261X2010000200002
[6] E. Parseliunas, P. Petroskevicius, R. Birvydiene and R. Obuchovski, “Investigation of the Automatic Gravimeters Scintrex CG-5 and Analysis of Gravimetric Measure ments,” The 8th International Conference, Vilnius, 19-20 May 2011.
[7] T. Oja, T. Nikolenko, K. Türk, A. Ellmann and H. Jür genson, “Calibration Results of Different Type Spring Gravimeters from the Repeated Measurements of Estonian Calibration Line,” NKG General Assembly, 2010.
[8] T. Oja, T. Nikolenko, K. Türk, A. Ellmann and H. Jürgenson, “Analysis of Gravimetric Observations Made by Scintrex CG-5,” The 7th International Conference, Vilnius, 22-23 May 2008.
[9] I. M. Longman, “Formulas for Computing the Tide Ac celeration Due to the Moon and the Sun,” Journal of Geo physical Research, Vol. 64, No. 12, 1959, pp. 2351-2356. doi:10.1029/JZ064i012p02351
[10] LaCoste & Romberg, “Instruction Manual Model G&D Gravity Meters,” Austin, 2004.
[11] C. H. Angus and B. G. Brulé, “Vibration-Induced Drift in LaCoste & Romberg Geodetic Gravimeters,” Journal of Geophysics Research, Vol. 72, No. 8, 1967, pp. 2187 2197. doi:10.1029/JZ072i008p02187
[12] V. D. Yushkin, “Operating Experience with CG5 Gravi meters,” Measurement Techniques, Vol. 54, No. 5, 2011, pp. 486-489. doi:10.1007/s11018-011-9753-5
[13] SCINTREX, “CG-5 Scintrex Autograv System Operation Manual,” Revision 7, Canada, 2010.
[14] M. Lederer, “Accuracy of the Relative Gravity Measurement,” Acta Geodynamica et Geomaterialia, Vol. 6, No. 3, 2009, pp. 383-390.
[15] F. J. S. S. Dias, “Um Modelo Matemático para Ajusta mento Gravimétrico com Aprimoramento das Fun??es de Calibra??o dos Gravímetros LaCoste & Romberg,” MSc. Thesis, Observatório Nacional, Rio de Janeiro, 1997.
[16] I. P. Escobar “Injun??es Relativas em Ajustamento Gra vimétrico,” Publica??o do Observatório Nacional, MSc Thesis, UFPR, Curitiba, No. 2, 1998.