[1]
D. J. de Melo, A. C. F. Bastos, V. M. da C. Rodrigues, and V. de M. Monção, “Development of ludical activity concearning the teaching and popularization of paleontology”, Anu. Inst. Geociênc., vol. 30, no. 1, pp. 73–76, Jan. 2007.