著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Seiichi Serikawa and Naoyuki Ishijima and Takumi Matoba,A Proposal of Method for Position Measurement of Active Landmark Using Image Processing and Ultrasonic Sensor,Proceedings of The 7th International Conference on Intelligent Systems and Image Processing 2019,,The Institute of Industrial Application Engineers,2019-01-01,,,194-197,https://cir.nii.ac.jp/crid/1874242817644224896,https://doi.org/10.12792/icisip2019.037