R. Gomes et al.,  "Combining different data sources for IIoT-based process monitoring", in Proc. of Int. Conf. on Information Technology and Applications ICITA 2022. Lecture Notes in Networks and Systems, Anwar, S., Ullah, A., Rocha, Á., and Sousa, M. J., Ed., Lisboa, Springer, 2023, vol. 614, pp. 111-121