1. Caldarola, E. G., Picariello, A., & Rinaldi, A. M. (2015). Experiences in wordnet visualization with labeled graph database. In International Joint Conference on Knowledge Discovery, Knowledge Engineering, and Knowledge Management (pp. 80–99). Berlin: Springer.
2. Caldarola, E. G., Picariello, A., Rinaldi, A. M., & Sacco, M. (2016). Exploration and visualization of big graphs—The DBpedia case study. In Proceedings of the 8th International Joint Conference on Knowledge Discovery, Knowledge Engineering and Knowledge Management (Vol. 1, pp. 257–264), KDIR (IC3K 2016).
3. Caldarola, E. G., & Rinaldi, A. M. (2016). Improving the visualization of wordnet large lexical database through semantic tag clouds. In 2016 IEEE International Congress on Big Data (BigDataCongress) (pp. 34–41). IEEE.
4. Chen, G., A short introduction on data visualization.
5. Wang, L., Wang, G., & Alexander, C. A. (2015). Big data and visualization: Methods, challenges and technology progress. Digital Technologies, 1(1), 33–38. Science and Education Publishing.