J. Ritchie

Permo-Carboniferous and older plays, their historical development and future potential

M. Bassett, M. Sullivan, J. S. Ritchie, 1993 .

Permo-Carboniferous plays of the Silver Pit Basin

J. Bailey, J. Ritchie, P. Arbin, 1993 .

The Dunbar, Ellon and Grant Fields (Alwyn South Area), Blocks 3/8a, 3/9b, 3/13a, 3/14, 3/15, UK North Sea

J. Ritchie, 2003, Geological Society of London Memoirs.

Watershed planning, implementation and assessment: the May River Watershed Action Plan case study

C. Ellis, J. Ritchie, K. Jones, 2016 .