PETTERSEN, B. R.; BILKER-KOIVULA, M.; BREILI, K.; ENGFELDT, A.; FALK, R.; GITLEIN, O.; GJEVESTAD, J. G. O.; HOPPE, W.; LYSAKER, D. I.; MÄKINEN, J.; OMANG, O. C. D.; REINHOLD, A.; TIMMEN, L. An Accuracy Assessment of Absolute Gravimetric Observations in Fennoscandia. Nordic Journal of Surveying and Real Estate Research, [S. l.], v. 7, n. 1, 2010. Disponível em: https://journal.fi/njs/article/view/3659. Acesso em: 8 may. 2024.