2Odd E, Gjorv. Workability: a new way of testing [J].Concrete International, 1998,(9):57-59.
3Jouni Punkki,Jacek Golaszewski,Odd E. Workability loss of highstrength concrete[J].ACI Materials Journal,1996,93(5):427-431.
4Actcin P C, Jolicoeur C, MacGregor J G.Superplasticizer: how they work and why they occasionally don't [J].Concrete International, 1994,(6):61-67.
5TAGNIT- HAMOU A, SAKAR S L. The influence of varying sulphur content on the microstructure of commercial clinkers and the properties of cement, World Cement,1990, 21(9): 389～ 393.
6Agulló B, Toralles- Carbonari R, Gettu, A Aguado.Fluidity of cement pastes with mineral admixtures and superplasticizer- A study based on the Marsh cone test[J].Materials and Structures, 1999, 32(8- 9).
7TAGNIT- HAMOU A, BAALBAKI M, AITCIN P C. Calcium- sulphate optimization in low water/cement ratio concrete for rheological purposes[M].New Deihi: Proceedings of the 9th International congress of the Chemistry of Cement.1992, 51: 21- 25.
8AITCIN P C, Carmel Jolicoeur, James G, MacGregor.Superplasticizers: How They Work and Why They Occasionally Don' t.Concrete International.1994, (6)
