Reedijk, B., T. Eggeling, P. Bakker, R. Jacobs, and M. Muttray. “HYDRAULIC STABILITY AND OVERTOPPING PERFORMANCE OF A NEW TYPE OF REGULAR PLACED ARMOR UNIT”. Coastal Engineering Proceedings, Vol. 1, no. 36, Dec. 2018, p. papers.111, doi:10.9753/icce.v36.papers.111.