Proceedings

The proceedings will be published as the June 2021 issue of Acta Physica Polonica B. Source files incuding TeX text files and figures in pdf, eps, png, tiff or jpg format and a Copyright Transfer should be packed in one file by the zip or tar.gz utility and e-mailed to epiphany@ifj.edu.pl. More detailed instructions for authors can be found here: http://www.actaphys.uj.edu.pl/.