@misc{nakamura2020a,
  title = {Emergent spin-1 Haldane gap and ferroelectricity in a frustrated spin-1/2 ladder},
  author = {Nakamura, M., Hase, Masashi, Kajimoto, R., Morioka, T., Sakakibara, T., Frontzek, M., Reynolds, N., Hagiwara, M., Kimura, T., Yamaguchi, Y., Tomiyasu, K., White, J. S., Onoda, S., Masuda, T., Ohira-Kawamura, S., Soda, M., Ueda, H., Nakajima, K., Inamura, Y., Yasui, Y., Yoshizawa, D., Hagihala, M.},
  publisher = {American Physical Society},
  year = {2020-04-22},
  keywords = {Rb2Cu2Mo3O12, ferroelectricity, Haldane gap, frustrated spin-1/2 ladder}
}