Daniel A. Klain. Steiner symmetrization using a finite set of directions. Adv. Appl. Math., 48(2):340-353, 2012. [doi]
@article{Klain12, title = {Steiner symmetrization using a finite set of directions}, author = {Daniel A. Klain}, year = {2012}, doi = {10.1016/j.aam.2011.09.004}, url = {https://doi.org/10.1016/j.aam.2011.09.004}, researchr = {https://researchr.org/publication/Klain12}, cites = {0}, citedby = {0}, journal = {Adv. Appl. Math.}, volume = {48}, number = {2}, pages = {340-353}, }