@misc{hiroya2026a,
  title = {Superconducting lanthanum nickel oxides with bilayered and trilayered crystal structures},
  author = {Hiroya Sakurai, Yoshihiko Takano},
  publisher = {IOP Publishing},
  year = {2026-02-20},
  keywords = {Superconductivity, La3Ni2O7,  La4Ni3O10}
}