Antônio Macena da Silva, F. et al. 1998. Space-time variation of the climatic water availability in the state of Goiás, Brazil. Pesquisa Agropecuaria Brasileira. 33, 5 (May 1998), 605–612. DOI:https://doi.org/10.1590/S1678-3921.pab1998.v33.4897.