@inproceedings{sgem2017S05012,
  title = {ANALYSIS OF THE SOCIOLOGICAL ASPECT OF USING EMPLOYEE OUTSOURCING IN COAL COMPANIES IN POLAND.},
  author = {E. Wlodarczyk and A. Rybak},
  booktitle = {4th International Multidisciplinary Scientific Conference on Social Sciences and Arts SGEM 2017},
  year = {2017},
  pages = {91-98},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgemsocial2017/15/S05.012}
}