E. Wittmann and M. Cazzolato. " Predicting flight delay propagation in the Brazilian aviation network with Heterogeneous Graph Neural Networks", in Anais Estendidos do XLI Simpósio Brasileiro de Bancos de Dados, São Carlos/SP, 2026, pp. 405-414, doi: https://doi.org/10.5753/sbbd_estendido.2026.249492.