1. Strength of recycled concrete made from crushed concrete coarse aggregate;Hansen;Concrete Int,1983
2. Y. Kasai. Reuse of demolition wastes. In: Proceedings of the second international symposium held by RILEM, 2, 1988. pp. 746–55.
3. Use of recycled aggregate in molded concrete bricks and blocks;Poon;Construct Build Mater,2002
4. European Standard prEN 12620 “Aggregates for concrete including those for use in roads and pavements”.
5. Dutch Standard NEN 5905 “Aggregates for concrete”.