Cite
Hard Tiling Problems with Simple Tiles
MLA
Cristopher Moore, and John Michael Robson. Hard Tiling Problems with Simple Tiles. Jan. 2000. EBSCOhost, https://doi.org/10.48550/arxiv.math/0003039.
APA
Cristopher Moore, & John Michael Robson. (2000). Hard Tiling Problems with Simple Tiles. https://doi.org/10.48550/arxiv.math/0003039
Chicago
Cristopher Moore, and John Michael Robson. 2000. “Hard Tiling Problems with Simple Tiles,” January. doi:10.48550/arxiv.math/0003039.