USMAN, Ahmed Kehinde, Roland KARCOL, and Roman PAŠTEKA. “Influence of Regularized Derivatives in Edge Detectors for Qualitative Magnetic Field Interpretation – a Case Study from Northeastern Nigeria”. Contributions to Geophysics and Geodesy 55, no. 4 (December 31, 2025): 419–444. Accessed February 4, 2026. https://journals.savba.sk/index.php/cgg/article/view/6265.