@article{tanaka2020how,
  title = {How does the self-sufficiency rate affect international price volatility transmissions in the wheat sector? Evidence from wheat-exporting countries}
  author = {Tanaka, Tetsuji and Guo, Jin},
  journal = {Humanities and Social Sciences Communications},
  url = {https://www.nature.com/articles/s41599-020-0510-8},
  year = {2020}
}