@article{22115,
  author = {Lev S Ruzer and Richard G Sextro},
  title = {Measurement of Radon Decay Products in Air by Alpha- and Beta-Spectrometry},
  year = {1997},
  journal = {Radiation Protection Dosimetry},
  volume = {72},
  pages = {43-48},
  language = {eng},
}