Therkorn, L.L., E. Besselsen, M. Diepeveen-Jansen, S. Gerritsen, M. Kok, L. Kubiak-Martens, J. Slopsma & P. Vos 2009: Landscapes in the Broekpolder. Excavations around a monument with aspects of the Bronze Age to the Modern (Beverwijk & Heemskerk, Noord-Holland), Amsterdam (Themata 2).