Short-term energy market forecasting ensemble with multi-data source integration - Mastelini, Saulo Martiello; Paula, Marcos Basile Saviano de; Santos, Moises Rocha dos; Baldo Júnior, Sérgio; Ladeira, Lucas Menezes; Leite, Luciano Contin Gomes; Furtado, Ronan Gustavo Carvalho; Souza, Thiago Felicio de; Guarnier, Ewerton; Silva Filho, Donato da (International Journal of Data Science and Analytics, 2026)