@article{JMLR:v27:24-1035,
  author  = {Jun-Lin Wang and Zi Xu and Hui-Ling Zhang},
  title   = {A Fully Parameter-Free Second-Order Algorithm for Convex-Concave Minimax Problems},
  journal = {Journal of Machine Learning Research},
  year    = {2026},
  volume  = {27},
  number  = {76},
  pages   = {1--32},
  url     = {http://jmlr.org/papers/v27/24-1035.html}
}