Frantisek Franek, Robert C. G. Fuller, Jamie Simpson, William F. Smyth. More results on overlapping squares. J. Discrete Algorithms, 17:2-8, 2012. [doi]
@article{FranekFSS12, title = {More results on overlapping squares}, author = {Frantisek Franek and Robert C. G. Fuller and Jamie Simpson and William F. Smyth}, year = {2012}, doi = {10.1016/j.jda.2012.03.003}, url = {http://dx.doi.org/10.1016/j.jda.2012.03.003}, researchr = {https://researchr.org/publication/FranekFSS12}, cites = {0}, citedby = {0}, journal = {J. Discrete Algorithms}, volume = {17}, pages = {2-8}, }