1. The structural scheme of attapulgite;Bradley;Am. Mineral.,1940
2. Industrial minerals in pharmaceuticals;Bolger;Ind. Miner.,1995
3. Paleogene basin development: new evidence from the southern Petrockstow Basin, Devon;Bristow,1992
4. The genesis of the china clays of south-west England: a multistage story;Bristow,1993
5. The diverse industrial applications of kaolin;Bundy,1993