Kanbe, Fumio. “Investigation on the Comparisons of Feature Locations Explain the Difficulty in Discriminating Mirror-Reflected Pairs of Geometrical Figures from Disoriented Identical Pairs”. Theory and Practice of Mathematics and Computer Science Vol. 11 (May 24, 2021): 48–62. Accessed June 3, 2026. https://stm.bookpi.org/TPMCS-V11/article/view/1309.