Peter Winkler. Breaking chocolate bars. Communications of the ACM, 53(2):120, 2010. [doi]
@article{Winkler10, title = {Breaking chocolate bars}, author = {Peter Winkler}, year = {2010}, doi = {10.1145/1646353.1646380}, url = {http://doi.acm.org/10.1145/1646353.1646380}, researchr = {https://researchr.org/publication/Winkler10}, cites = {0}, citedby = {0}, journal = {Communications of the ACM}, volume = {53}, number = {2}, pages = {120}, }