@article{Stavroulakis:4275,
      author       = "Petros Stavroulakis",
      title        = "A new graph-neural-network flavor tagger for Belle~II and
                      measurement of $\sin2\phi_1$ in  $B^0 \to J/\psi
                      K^0_\text{S}$ decays",
      month        = "May",
      year         = "2024",
}