@article{27539,
      recid = {27539},
      author = {Glaser, Barney G. and Strauss, Anselm L.,},
      title = {The discovery of grounded theory; strategies for  qualitative research},
      publisher = {Aldine Pub. Co.},
      address = {Chicago,},
      pages = {x, 271 p.},
      year = {1967},
      url = {http://library.usi.edu/record/27539},
}