NGUIMBOUS-KOUOH, J. J.; BUM, E. N.; NGOS, S. GRAVITY FIELD: THEORETICAL AND EXPERIMENTAL CONTRIBUTION TO STUDY WEIGHING PENDULUM PERIOD. JOURNAL OF ADVANCES IN PHYSICS, [S. l.], v. 9, n. 3, p. 2440–2445, 2015. DOI: 10.24297/jap.v9i3.1348. Disponível em: https://rajpub.com/index.php/jap/article/view/1348. Acesso em: 19 may. 2024.