"Compiled for the 13th International Sedimentological Congress, Nottingham U.K. 1990".
"IGCP project 277, 'Phanerzoic oolitic oronstones [sic]'".
Jurassic and Ordovician ooidal ironstones. ISBN 187394702X. Published by British Sedimentological Research Group in 1991. Publication and catalogue information, links to buy online and reader comments.