Holeyman, A., Debacker, P., De Cock, F., Dupont, E., Hilde, J.-L., Legrand, C., Huybrechts, N., Menge, P., Miller, J.-P., & Simon, G. (2001). Design of axially loaded piles - 1997 Belgian practice. Proceedings of the Symposium on Screw Piles, Brussels, Belgium. https://hdl.handle.net/2078.5/159922