First-principles calculation of positron annihilation characteristics at metal vacancies.

@article{Korhonen1996FirstprinciplesCO,
  title={First-principles calculation of positron annihilation characteristics at metal vacancies.},
  author={Korhonen and Puska and Nieminen},
  journal={Physical review. B, Condensed matter},
  year={1996},
  volume={54 21},
  pages={15016-15024}
}