Borwein, J. M. and Moors, W. B. (2011) “STABILITY OF CLOSEDNESS OF CONVEX CONES UNDER LINEAR MAPPINGS II”, Journal of Nonlinear Analysis and Optimization: Theory & Applications (JNAO), 1(1), pp. 1–7. available at: https://ph03.tci-thaijo.org/index.php/jnao/article/view/2571 (accessed: 2 September 2026).