[Vovk. "Universal Well-Calibrated Algorithm for On-Line Classification." Annual Conference on Computational Learning Theory, 2003.](https://mlanthology.org/colt/2003/vovk2003colt-universal/) doi:10.1007/978-3-540-45167-9_27
@inproceedings{vovk2003colt-universal,
title = {{Universal Well-Calibrated Algorithm for On-Line Classification}},
author = {Vovk, Vladimir},
booktitle = {Annual Conference on Computational Learning Theory},
year = {2003},
pages = {358-372},
doi = {10.1007/978-3-540-45167-9_27},
url = {https://mlanthology.org/colt/2003/vovk2003colt-universal/}
}