Nascimento, Lorenna Christ'na, Knust, Lucas, Santos, Ramon, Sá, Bruno, Moreira, Gustavo, Freitas, Fabiola, Moura, Nathalia, Lage, Marcos, AND Oliveira, Daniel. " Multi-source Rainfall Data Analysis Based on OLAP and Visualization Techniques: a Practical Approach" Proceedings of the Workshop on Computing Applied to the Management of the Environment and Natural Resources (WCAMA) [Online], (18 July 2021)