Sungon Lee Oh, Sang Rok You, Bum-Jae Gaetano Ciaravella Paolo Dario 2024-01-13T03:01:31Z 2024-01-13T03:01:31Z 2021-09-29 https://pubs.kist.re.kr/handle/201004/101724 English service robots office robots navigation An Office Service Robot Butler II: Service-Oriented Approach Conference 1 International Conference on Ubiquitous Robots and Ambient Intelligence, pp.361 - 364 International Conference on Ubiquitous Robots and Ambient Intelligence 361 364 KO