Published Online: Mar 20, 2020
Page range: 3 - 6
DOI: https://doi.org/10.2478/sjs-2020-0001
© 2020 Felix Bühlmann et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Felix Bühlmann
University of Lausanne,
Lausanne
Marie Métrailler
University of Lausanne,
Lausanne