@article{244329,
      url = {http://digitallibrary.un.org/record/244329},
      title = {Consideration of factors influencing labour productivity  taking as examples high-productivity mines in the Russian  Federation working level and slightly dipping seams :  information /},
      publisher = {UN,},
      recid = {244329},
      pages = {9 p. :},
      address = {Geneva :. 1992-07-22},
      year = {1992},
      month = {Jul},
}