Symbolic arenas for social display: the dynamics of power from the Middle-Late Neolithic to the Copper Age (c. 4000-2000 cal BC) in the Ambrona Valley (Soria, Spain) - Rojo-Guerra, Manuel Ángel (Around the Petit-Chasseur site in Sion (Valais, Switzerland) and new approaches to the Bell Beaker culture :, 2014)