@inproceedings{sgem2018S21005,
  title = {ALTERNATION OF AN EXISTING PRODUCT USING ENVIRONMENTALLY FRIENDLY MATERIALS},
  author = {Richard Sovjak and E. Fridrichova},
  booktitle = {5th International Multidisciplinary Scientific Conference on Social Sciences and Arts SGEM 2018},
  year = {2018},
  pages = {35-42},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgemsocial2018/5.3/S21.005}
}