1. Breuken en Diaklazen in Robin Hood's Bay (England);Zwart;Geologie Mijnb.,1951
2. Structural Geology;Sitter,1956
3. Carboniferous joints in the North of England and their relation to earlier and later structures;Moseley,1967
4. Conjugate joint sets of small dihedral angle;Muehlberger;J. Geol.,1961
5. Outline geology of the southern North Sea basin;Kent,1967