@article{article, title = {{First joint observation by the underground gravitational-wave detector, KAGRA, with GEO 600}}, url = {{}}, year = {{2022}}, month = {{4}}, author = {{Abbott R and Abe H and Acernese F and Ackley K and Adhikari N and Adhikari RX and Adkins VK and Adya VB and Affeldt C and Agarwal D and Agathos M et al}}, doi = {{10.1093/ptep/ptac073}}, journal = {{Progress of Theoretical and Experimental Physics}}, note = {{Accessed on 2024/12/23}}}