Design and implementation of a scalable correlator based on ROACH2 + GPU cluster for tianlai 96-dual-polarization antenna array - Wang, Zhao; Li, Ji-Xia; Zhang, Ke; Wu, Feng-Quan; Tian, Hai-Jun; Niu, Chen-Hui; Zhang, Ju-Yong; Chen, Zhi-Ping; Yu, Dong-Jin; Chen, Xue-Lei (Frontiers in Astronomy and Space Sciences, 2024)