1. Probability of boulders;Ditlevsen,1997
2. Ditlevsen, O. (1987). Statistical analysis of boulder data from eight beach localities: Ballen, Digerbanke, Frankeklint, Højklint, Kruseminde, Omø, Sprogø, and Reersø. OD-notes: SBF3 Dec. 87, SBF4 Febr. 88, SBF5 Dec. 87, SBF7 Febr. 88, A/S Storebæltsforbindelsen, Vester Søgade 10, Copenhagen V.
3. A story about estimation of a random field of boulders from incomplete seismic measurements;Ditlevsen;Probabilistic Eng Mechanics,2005