@article{CTT100877549,
  author = {Masari Watanabe and Nobuyuki Kurita and HIDEKAZU TANAKA and Wataru Ueno and Kazuki Matsui and T. Goto and Masato Hagihala},
  title = {Contrasting magnetic structures in SrLaCuSbO6 and SrLaCuNbO6: Spin-1/2 quasi-square-lattice J1-J2 Heisenberg antiferromagnets},
  journal = {Phys. Rev. B},
  year = 2022,
}

@article{CTT100776788,
  author = {Masari Watanabe and Nobuyuki Kurita and HIDEKAZU TANAKA and Wataru Ueno and Kazuki Matsui and T. Goto},
  title = {Valence-Bond-Glass State with Singlet Gap in the Spin-1/2 Square-Lattice Random J1-J2 Heisenberg Antiferromagnet Sr2CuTe1-xWxO6},
  journal = {Phys. Rev. B},
  year = 2018,
}