@article{mari_2018,  title={The Contribution of Mechanical Spectroscopy to Understanding Grain Boundary Sliding},  volume={21},  ISSN={1516-1439},  url={https://doi.org/10.1590/1980-5373-MR-2018-0369},  DOI={10.1590/1980-5373-MR-2018-0369},  journal={Materials Research},  publisher={ABM, ABC, ABPol},  author={Mari, Daniele},  year={2018},  pages={e20180369} }