@article{urano_1989, 
  title={垂直解像度測定法の一考察}, 
  volume={13}, 
  DOI={10.11485/tvtr.13.21_7}, 
  number={21}, 
  publisher={The Institute of Image Information and Television Engineers}, 
  author={Urano, Joji}, 
  year={1989}
  }