R. J. M. da Silva, J. Pereira, L. G. Dutra, G. Santos, E. A. Moraes, and D. Tiveron Filho, “PRELIMINARY ESSAY OF NPK FERTILIZATION IN COMMON BEAN (Phaseolus vulgaris L.) FOR SOME SOILS OF GOIÁS STATE, BRAZIL”, Pesq. Agropec. Trop., vol. 8, no. 1, pp. 93–101, Nov. 2007, doi: 10.5216/pat.v8i1.2303.