Lazaro S. P. BusagalaWataru OhyamaTetsushi WakabayashiFumitaka KimuraImproving Automatic Text Classification by Integrated Feature Analysis.1101-1109200891-DIEICE Trans. Inf. Syst.4https://doi.org/10.1093/ietisy/e91-d.4.1101db/journals/ieicet/ieicet91d.html#BusagalaOWK08