1. Code EHE-08. Code on structural concrete EHE-08. R. Decree 1247/2008 - Bol. Of. del Estado N° 203 - Spanish. 2008.
2. British Standards Institution. Concrete — Complementary British Standard to BS EN 206-1. Part 2 Specif. Const. Mater. Concr. 2006.
3. WB. 12/2002 Specifications facilitating the use of recycled aggregates. Works Bureau Technical Circular, Hong-Kong. Vol. 16, 2002.
4. Concrete produced with recycled aggregates