Jean-Luc Lambert. Sorting the Sums (xi+yj) in O(n2) Comparisons. Theoretical Computer Science, 103(1):137-141, 1992.
@article{Lambert92a, title = {Sorting the Sums (xi+yj) in O(n2) Comparisons}, author = {Jean-Luc Lambert}, year = {1992}, researchr = {https://researchr.org/publication/Lambert92a}, cites = {0}, citedby = {0}, journal = {Theoretical Computer Science}, volume = {103}, number = {1}, pages = {137-141}, }