GW170817 and GW190425 as hybrid stars of dark and nuclear matter Kilar Zhang, Guo-Zhang Huang, Jie-Shiun Tsao and Feng-Li Lin Eur. Phys. J. C, 82 4 (2022) 366 Published online: 26 April 2022 DOI: 10.1140/epjc/s10052-022-10335-8