@article{bacco2021explainable,
 author = {Bacco, L. and Cimino, A. and Merone, M. and Dell'Orletta, F.},
 doi = {10.3390/electronics10182195},
 journal = {Electronics},
 title = {Explainable Sentiment Analysis: A Hierarchical Transformer-Based Extractive Summarization Approach},
 url = {https://doi.org/10.3390/electronics10182195},
 year = {2021}
}