YACOB, A. Solar control of the annual variation of the quiet-day horizontal component of geomagnetic force. MAUSAM, [S. l.], v. 14, n. 1, p. 81–86, 1963. DOI: 10.54302/mausam.v14i1.4619. Disponível em: http://103.215.208.102/index.php/MAUSAM/article/view/4619. Acesso em: 23 nov. 2024.