1. A concise history of mining. (2021) Authors: Gregory, Cedric Errol Record Type: Book Extent: 1 online resource View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Industrial coal gasification technologies covering baseline and high-ash coal. (2015) Authors: Gräbner, Martin Record Type: Book Extent: 1 online resource (387 pages), illustrations, charts, tables View Content: Available online (eLD content is only available in our Reading Rooms) ↗