1. Betiol, L., Uehara, T., Laloë, F., Appugliese, G., Adeodato, S., Ramos, L., et al. (2012). Compras Sustentáveis—A Força do Consume Público e Empresarial para uma Economia Verde e Inclusive (75p). São Paulo: FGV, Programa Gestão Pública e Cidadania.
2. Brandli, L., Leal Filho, W., Frandoloso, M., Korf, E., & Daris, D. (2015). The environmental sustainability of Brazilian universities: Barriers and pre-conditions. World Sustainability Series,. doi: 10.1007/978-3-319-09474-8_5 .
3. Dahle, M., & Neumayer, E. (2001). Overcoming barriers to Campus Greening. A survey among higher Educational Institutions in London, UK. Inernational Sustainability in Higher Education, 2(2), 139–160.
4. Instrução Normativa no 01 de (2010). http://www.comprasnet.gov.br/legislacao/legislacaoDetalhe.asp?ctdCod=295 . Last Accessed January 25, 2016.
5. Huyuan, L., & Yang, J. (2012). Overcoming organizational resistance to sustainability innovations in Australian Univerisites. Proceedings of the 12th Annual Australasian Campuses Towards Sustainability(ACTS) Conference, Brisbane, Australia.