@misc{1163101,
  author = {Yung Chi Wu and William F Koch and Richard A Durst},
  title = {Standard reference materials ::standardization of pH measurements},
  year = {1988},
  month = {1988-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.SP.260-53e1988},
  language = {en},
}