Phenomenology of the dark matter sector in the 2HDM extended with complex scalar singlet Juhi Dutta, Gudrid Moortgat-Pick and Merle Schreiber Eur. Phys. J. Plus, 140 1 (2025) 87 Published online: 29 January 2025 DOI: 10.1140/epjp/s13360-025-06015-7