Valmir Macário Filho Ricardo Bastos Cavalcante Prudêncio Francisco de A. T. de Carvalho Leandro R. Torres Laerte Rodrigues Jr. Marcos G. Lima Automatic Information Extraction in Semi-structured Official Journals. 51-56 2008 SBRN https://doi.org/10.1109/SBRN.2008.36 https://doi.ieeecomputersociety.org/10.1109/SBRN.2008.36 conf/sbrn/2008 db/conf/sbrn/sbrn2008.html#FilhoPCTRL08