1. AENOR, 1996. UNE EN 933–2: Tests for Geometrical Properties of Aggregates—Part 2: Determination of Particle Size Distribution—Test Sieves, Nominal Size of Apertures. AENOR, Madrid.
2. AENOR, 1997. UNE EN ISO 11358: Thermogravimetry (TG) of Polymers—General Principles. AENOR, Madrid.
3. AENOR, 1999 a. UNE EN 1015-2: Methods of Test for Mortar for Masonry—Part 2: Bulk Sampling of Mortars and Preparation of Test Mortars. AENOR, Madrid.
4. AENOR, 1999 b. UNE EN 1015-3: Methods of Test for Mortar for Masonry. Determination of Consistence of Fresh Mortar (by flow table). AENOR, Madrid.
5. AENOR, 2000. UNE EN 1015-11: Methods of Test for Mortar for Masonry. Part 11: Determination of Flexural and Compressive Strength of Hardened Mortar. AENOR, Madrid.