@inproceedings{sgem2019s26038,
  title = {THE MODIFICATION OF A 3D PRINTER FOR LASER ENGRAVING},
  author = {Antonín Durna},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 19th International Multidisciplinary Scientific GeoConference SGEM2019, Nano, Bio, Green and Space: Technologies for Sustainable Future},
  year = {2019},
  pages = {295-302},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2019/6.2/s26.038}
}