1 Road Research Laboratory. Design of Concrete mixes. Road Note No 4, 2nd Edition. London, HMSO, 1950.
2 Teychenné, D C, Franklin, R E and Erntroy, H C. Design of normal concrete mixes. Department of the Environment. HMSO, 1975 (1988).
3 British Standards Institution. BS 12:1978. Specification for ordinary and rapid-hardening Portland cement. London.
4 British Standards Institution. BS 4027:1980. Specification for sulphate-resisting Portland cement. London.
5 British Standards Institution. BS 882:1983. Specification for aggregates from natural aggregates from natural sources for concrete. London.
6 British Standards Institution. BS 1047:Part 2:1974. Specification for air-cooled blastfurnace slag coarse aggregate for concrete. London.
7 British Standards Institution. BS 5328:Part 2:1991. Methods for specifying concrete mixes. London.
8 Torben C. Hansen. Teknisk Rapport 14686. Beton I Henhold til DS 411-84, 2. udgave. Copenhagen.
9 British Standards Institution. BS 1881:Part 102:1983. Method for determination of slump. London.
10 British Standards Institution. BS 1881:Part 104:1983. Method for determination of Vebe time. London.
11 British Standards Institution. BS 1881:Part 107:1983. Method for determination of density of compacted fresh concrete.
12 British Standards Institution. BS 1881:Part 108:1983. Method for making test cubes from fresh concrete. London.
13 British Standards Institution. BS 1881:Part 111:1983. Method of normal curing of test specimens (20 C method). London.
14 British Standards Institution. BS 1881:Part 116:1983. Method for determination of compressive strength of concrete cubes. London.
15 CEB/FIP (European Committee for Concrete/International Federation of Prestressed Concrete). CEB/FIB Model Code for concrete structures. "CEB Bulletin No 125". Paris, April 1978.
16 British Standards Institution. BS 8110:1985. The structural use of concrete. London.
17 British Standards Institution Draft for Development. DD ENV 206:1992. Concrete. Performance, production, placing and compliance criteria. London.
18 British Standards Institution. BS 5328:Part 4:1990. Specification for Procedures to be Used in Sampling,Testing and Assessing Compliance of Concrete. London.
19 ASTM C 138-92 Test for Unit Weight, Yield and Air content (Gravimetric) of Concrete
20 ASTM C 173-93 Test for Air content of freshly mixed Concrete by the Volumetric Method
21 ASTM C 231-91b Test for Air content of freshly mixed Concrete by the Pressure Method
22 British Standards Institution. BS 1881:Part 106:1983. Method for determination of air content in fresh concrete.
23 ACI 211.1-91 Standard Practice for Selecting Proportions for Normal, Heavyweight and Mass Concrete
24 ASTM C 136-92 Standard Method of Sieve Analysis of Fine and Coarse Aggregates.
25 FIP Manual of Lightweight Aggregate Concrete. Surrey University Press 1983.
26 ASTM C 595-93 Specification for Blended Hydraulic Cements.
27 British Standards Institution. BS 3892:Part 1:1993. Specification for Pulverized Fuel Ash for Use with Portland Cement.