1.
Hartman C, Heule MJH, Kwekkeboom K, Noels A. Symmetry in Gardens of Eden. Electron. J. Combin. [Internet]. 2013Aug.9 [cited 2026May21];20(3):#P16. Available from: https://www.combinatorics.org/ojs/index.php/eljc/article/view/v20i3p16