Turbulent circumnuclear disc and cold gas outflow in the newborn radio source 4C 31.04 Suma Murthy, Raffaella Morganti, Tom Oosterloo, Robert Schulz and Zsolt Paragi A&A, 688 (2024) A84 Published online: 06 August 2024 DOI: 10.1051/0004-6361/202450233