@inproceedings{sgem2019s24036,
  title = {MINIATURE DIRECTIONAL COUPLER FOR COMPACT MICROSTRIP SYSTEMS},
  author = {Le Quoc Tien},
  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 = {273-280},
  publisher = {STEF92 Technology},
  doi = {10.5593/sgem2019/6.1/s24.036}
}