Junior, J.P. da S. and Cardoso, E.J.B.N. (2006) “Arbuscular mycorrhiza in cupuaçu and peach palm cultivated in agroforestry and monoculture systems in the Central Amazon region”, Pesquisa Agropecuaria Brasileira, 41(5), pp. 819–825. doi:10.1590/S1678-3921.pab2006.v41.7211.