@article{almeida_lemke_campbell_2000,  title={Stretched exponential relaxation and independent relaxation modes},  volume={30},  ISSN={0103-9733},  url={https://doi.org/10.1590/S0103-97332000000400012},  DOI={10.1590/S0103-97332000000400012},  number={4},  journal={Brazilian Journal of Physics},  publisher={Sociedade Brasileira de Física},  author={Almeida, R.M.C. de and Lemke, N. and Campbell, I.A.},  year={2000},  month={Dec},  pages={701–707} }