[1]
Assad, E.D. et al. 1993. Dry spells in the brazilian "cerrados" region: frequency and probability of occurrence. Pesquisa Agropecuaria Brasileira. 28, 9 (Sep. 1993), 993–1003. DOI:https://doi.org/10.1590/S1678-3921.pab1993.v28.3962.