R. S. Crofts

A Visual Measure of Shingle Particle Form for Use in the Field

R. S. Crofts, 1974 .

Sea bed topography off north east Scotland

R. S. Crofts, 1975 .

PROGRESS IN GEOMORPHOLOGY. PAPERS IN HONOUR OF DAVID L. LINTON

J. Speight, E. H. Brown, A. Young, 1975 .