@misc{indiciaeb49731232918,
  title = {A standard for silver CP/MAS experiments.},
  author = {Glenn H Penner and Wenli Li},
  year = {2003},
  doi = {10.1016/s0926-2040(03)00010-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/12763562/},
  note = {Source identifier: 12763562}
}