L. Arthur Loyola Chardulo, A. Carlos Silveira, L. Roberto Furlan, M. de Beni Arrigoni, C. Costa, and H. Nunes de Oliveira, “Effects of recombinant bovine somatotropin on performance and chemical characteristics of meat of bulls”, PAB, vol. 33, no. 2, pp. 205–212, Feb. 1998.