@article{HarzheimMuehmelHeuermann2021,
  author    = {Thomas Harzheim and Marc M{\"u}hmel and Holger Heuermann},
  title     = {A SFCW harmonic radar system for maritime search and rescue using passive and active tags},
  journal   = {International Journal of Microwave and Wireless Technologies},
  volume    = {13},
  number    = {Special Issue 7},
  pages     = {691 -- 707},
  doi       = {10.1017/S1759078721000520},
  year      = {2021},
}