1. Aggregates: The Way Ahead;Verney,1976
2. Use of waste materials in the construction industry. Analysis of the RILEM symposium by correspondence;Gutt,1979
3. Specification for Air-cooled Blastfurnace Slag Aggregate for Use in Construction;British Standards Institution;British Standard BS 1047,1983
4. Living with Marginal Aggregates;American Society for Testing and Materials,1976
5. Concrete in the Middle East;Cement and Concrete Assoc.,1977