Yaroslav Shitov. The Waring Rank of the 3 x 3 Permanent. SIAM J. Appl. Algebra Geom., 5(4):701-714, 2021. [doi]
@article{Shitov21-1, title = {The Waring Rank of the 3 x 3 Permanent}, author = {Yaroslav Shitov}, year = {2021}, doi = {10.1137/20M1349254}, url = {https://doi.org/10.1137/20M1349254}, researchr = {https://researchr.org/publication/Shitov21-1}, cites = {0}, citedby = {0}, journal = {SIAM J. Appl. Algebra Geom.}, volume = {5}, number = {4}, pages = {701-714}, }