Borges, M. G. B.; Silva, R. A.; Araújo, A. S.; Andrade, A. B. A.; Cajá, D. F.; Maracajá, P. B. Study on Sustainability: Social, Economic and Environmental Aspects in Five beekeepers’ Associations in the Outback of Paraiba. Acta Api. Bra. 2014, 2, 01-12.