Nick MacKinnon, John C. Cock. Tiling Squares with Rectangles: 10883. The American Mathematical Monthly, 110(4):343-344, 2003. [doi]
@article{MacKinnonC03, title = {Tiling Squares with Rectangles: 10883}, author = {Nick MacKinnon and John C. Cock}, year = {2003}, url = {http://www.jstor.org/stable/3647894}, researchr = {https://researchr.org/publication/MacKinnonC03}, cites = {0}, citedby = {0}, journal = {The American Mathematical Monthly}, volume = {110}, number = {4}, pages = {343-344}, }