This work is made available according to the conditions of the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International (CC BY-NC-ND 4.0) licence. Full details of this licence are available at: https://creativecommons.org/licenses/by-nc-nd/4.0/
Publication date
2018
Notes
This paper was presented at the Geometric Methods in Physics XXXV Workshop and Summer School, Białowieża, Poland, June 26 – July 2, 2016. This is a pre-copyedited version
of a contribution published in Kielanowski P., Odzijewicz A., Previato E. (eds) Geometric Methods in Physics XXXV published by Springer The definitive authenticated version is available online via
https://doi.org/10.1007/978-3-319-63594-1_23