Kitson, Derek, and Bernd Schulze. “Symmetric Isostatic Frameworks With $\ell^1$ or $\ell^\infty$ Distance Constraints”. The Electronic Journal of Combinatorics 23, no. 4 (November 10, 2016): P4.23. Accessed March 28, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v23i4p23.