Higgs-like spectator field as the origin of structureAlexandros Karam, Tommi Markkanen, Luca Marzola, Sami Nurmi, Martti Raidal and Arttu RajantieEur. Phys. J. C, 81 7 (2021) 620DOI: https://doi.org/10.1140/epjc/s10052-021-09417-w