1. Modelling of water balance, cracking and subsidence of clay soils;Bronswijk;J. Hydrol.,1988
2. Regular Polytopes;Coxeter,1973
3. The interactions between soil structure and microbial dynamics;Crawford,1998
4. Topological properties of crack networks;Gray;Math. Geol.,1976
5. Elements of Pattern Theory;Grenander,1996