1. BRAZILIAN AS SOCIATION OF TECHNICAL NORMS. NBR 13279: Mortars applied on walls and ceilings — Determination of the flexural and the compressive strength in the hardened stage. Rio de Janeiro, 2005. 9 p.
2. BRAZILIAN ASSOCIATION OF TECHNICAL NORMS. NBR 13276: Mortars applied on walls and ceilings — Preparation of mortar for unit masonry and rendering with standard consistence index. Rio de Janeiro, 2005. 3 p.
3. BRAZILIAN ASSOCIATION OF TECHNICAL NORMS. NBR 13281: Mortars applied on walls and ceilings — Requirements. Rio de Janeiro, 2005. 7 p.
4. Eládio G. R. Petrucci, Concreto de Cimento Portland. (14. ed. Porto Alegre: Globo, 1980).
5. Eládio G. R. Petrucci, Materiais de Construção. (14. ed. Porto Alegre: Globo, 1980).