G. B. Walker
- Recent Developments in By-Product Coking. Dans: Minutes of the Proceedings of the Institution of Civil Engineers, v. 205, n. 1918-1 ( 1918). (1918):
- By-Product Coke-Ovens. Dans: Minutes of the Proceedings of the Institution of Civil Engineers, v. 142, n. 1900-4 ( 1900). (1900):