• What is the source of the PTA GW signal?Ellis, John; Fairbairn, Malcolm; Franciolini, Gabriele; Hütsi, Gert; Iovino, Antonio; Lewicki, Marek; Raidal, Martti; Urrutia Perez, Juan; Vaskonen, Ville; Veermäe, HardiPhysical Review D2024 / art. 023522, 22 p. : ill https://doi.org/10.1103/PhysRevD.109.023522 https://www.scopus.com/sourceid/21100779241 https://www.scopus.com/pages/publications/85182982312?inward https://jcr.clarivate.com/jcr-jp/journal-profile?journal=PHYS%20REV%20D&year=2024 https://www.webofscience.com/wos/woscc/full-record/WOS:001174879800003