What keeps sandcastles standing?D. J. Hornbaker, P. Schiffer, István Albert et al.|Nature|1997Cited by 317
Maximum angle of stability in wet and dry spherical granular mediaRéka Albert, Albert-Ĺaszló Barabási, István Albert et al.|Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics|1997Cited by 154