@inproceedings{sgem2014s21026,
  title = {GREEN PROCUREMENT AND LIFE-CYCLE COST ASSESSMENT   HOW TO MAKE THE BEST CHOICE OF ENVIRONMENTALLY FRIENDLY, ENERGY EFFICIENT AND COST EFFECTIVE PRODUCTS AND SERVICES},
  author = {Evelina Stoykova},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 14th SGEM GeoConference on ECOLOGY, ECONOMICS, EDUCATION AND LEGISLATION},
  year = {2014},
  pages = {},
  publisher = {Stef92 Technology},
  doi = {10.5593/sgem2014/b53/s21.026}
}