Rossetti, A. G., Pimentel-Gomes, F., & Viégas, R. M. F. (2014). Optimum plot size for experiments on rubber tree nurseries. Pesquisa Agropecuaria Brasileira, 23(6), 621–625. https://doi.org/10.1590/S1678-3921.pab1988.v23.13935