Bezerra, Karine Rocha Aguiar, et al. “Index of Adaptability to Green Economy:: An Evaluation of the Sugar Cane Production Sector at the Micro- Region of Ribeirão Preto São Paulo State, Brazil”. Sustainability in Debate, vol. 5, no. 1, Apr. 2014, pp. 60-75, doi:10.18472/SustDeb.v5n1.2014.9480.