The painted pottery from the Chalcolithic mega-site of Valencina de la Concepción (Seville, Spain) and its possible relationship with Gar Cahal, northern Morocco - Mederos Martín, Alfredo 1983- (Metal ages = Âges des métaux : proceedings of the XIX UISPP World Congress (2-7 September 2021, Meknes, Morocco). Volume 2, General session 5, 2023)