Burial practices and social hierarchisation in Copper Age Iberia : analysing tomb 10.042 – 10.049 at Valencina de la Concepción (Seville, Spain) - García Sanjuán, Leonardo; Cintas Peña, Marta; Díaz-Guardamino Uribe, Marta; Escudero Carrillo, Javier (Dr. Rudolf Habelt GmbH, 2019)