EVALUATION OF UPWARD CONTINUATION AND REDUCTION TOEVALUATION OF UPWARD CONTINUATION AND REDUCTION TO MAGNETIC EQUATOR ON AIRBORNE MAGNETIC DATA MAGNETIC EQUATOR ON AIRBORNE MAGNETIC DATA. FUDMA JOURNAL OF SCIENCES, [S. l.], v. 7, n. 5, p. 192–197, 2023. DOI: 10.33003/fjs-2023-0705-1968. Disponível em: https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/1968. Acesso em: 2 sep. 2025.