PAPP, Gábor. TREND MODELS IN THE LEAST-SQUARES PREDICTION OF FREE-AIR GRAVITY ANOMALIES. Periodica Polytechnica Civil Engineering, [S. l.], v. 37, n. 2, p. 109–130, 1993. Disponível em: https://pp.bme.hu/ci/article/view/3814. Acesso em: 2 jul. 2025.