@article{CTT100864830,
  author = {Takumi Shimizu and Shunya Yamashita and Takeshi Hatanaka and Kuniaki Uto and Martina Mammarella and Fabrizio Dabbene},
  title = {Angle-Aware Coverage Control for 3-D Map Reconstruction With Drone Networks},
  journal = {IEEE Control Systems Letters},
  year = 2021,
}

@article{CTT100869045,
  author = {Hayato Dan and Takeshi Hatanaka and Junya Yamauchi and Takumi Shimizu and Masayuki Fujita},
  title = {Persistent Object Search and Surveillance Control with Safety Certificates for Drone Networks Based on Control Barrier Functions},
  journal = {Safety in Collaborative Robotics and Autonomous Systems, Frontiers in Robotics and AI},
  year = 2021,
}