1. Antunes RPN, John VM, Andrade AC. Productivity of gypsum plaster rendering: influence of material’s properties. In: Simpósio brasileiro de gestão da qualidade e organização do trabalho, I. Recife, Antac; 1999 [in Portuguese].
2. Agopyan V, Souza UEL, Paliari JC. Alternatives for reducing materials waste in construction sites. São Paulo, FINEP, ITQC, Escola Politécnica da Universidade de São Paulo; 1998 [in Portuguese].
3. Niglio F, Camarini G. Technical and economical viability of gypsum waste recycling. XIII Congresso de Iniciação Cientifica da Universidade Estadual de Campinas (UNICAMP); 2005 [in Portuguese].
4. Standard test methods for physical testing of gypsum, gypsum plasters and gypsum concrete. ASTM C 472-99.
5. Gypsum for construction – determination of the physical properties of the paste. Brazilian standard NBR 12128 [in Portuguese].