Quasi-periodic dipping in the ultraluminous X-ray source, NGC 247 ULX-1

by Alston, WN, Pinto, C, Barret, D, D'Aì, A, Del Santo, M, Earnshaw, H, Fabian, AC, Fuerst, F, Kara, E, Kosec, P, Middleton, MJ, Parker, ML, Pintore, F, Robba, A, Roberts, TP, Sathyaprakash, R, Walton, D, Ambrosi, E
Published 2022