Hafner, C. (2022) “ ’A PRIORI’ KNOWLEDGE, NON-ORTHOGONAL BASIS FUNCTIONS, AND ILL-CONDITIONNED MATRICES IN NUMERICAL METHODS”, Applied Computational Electromagnetics Society Journal (ACES), 8(2), pp. 176–187. Available at: https://journals.riverpublishers.com/index.php/ACES/article/view/17681 (Accessed: 30 April 2026).