@misc{indiciae4b78831991b2,
  title = {Improved defect-pool model for charged defects in amorphous silicon.},
  author = {MJ Powell and SC Deane},
  year = {1993},
  doi = {10.1103/physrevb.48.10815},
  url = {https://pubmed.ncbi.nlm.nih.gov/10007381/},
  note = {Source identifier: 10007381}
}