@inproceedings{sgem2019s24049,
  title = {SAVING MICROWAVE MATERIAL IN THE DEVELOPMENT OF DIRECTIONAL COUPLERS ON COMPACT STRUCTURES},
  author = {Khiem Nguyen},
  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 = {373-380},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2019/6.1/s24.049}
}