Eubanks-Turner, Christina, and Aihua Li. 2015. “Graphical Properties of the Bipartite Graph of $\operatorname{Spec}(\mathbb{Z}[x]) \setminus \{0\}$”. Journal of Algebra Combinatorics Discrete Structures and Applications 2 (1):65-73. https://doi.org/10.13069/jacodesmath.66836.