C. D. Fries, D. A. Coronel, K. M. Vieira, and R. Bender Filho, “EVALUATION OF GROWTH OF EXPORTS OF AGRIBUSINESS IN RIO GRANDE DO SUL: AN APPLICATION OF THE METHOD CONSTANT-MARKET-SHARE”, REGET, vol. 17, no. 17, pp. 3388–3400, Feb. 2014.