Gonçalves, P. de S., Paiva, J. C. R. de and Rossetti, A. G. (2014) “Efficiency of Mendes’ early tapping test in relation to Hamaker Morris-Mann in rubber tree selection”, Pesquisa Agropecuaria Brasileira, 17(8), pp. 1145–1153. doi: 10.1590/S1678-3921.pab1982.v17.16017.