A Relation between the Weyl Group W(e8) and Eight-Line Arrangements on a Real Projective Plane

The paper has been presented at the 12th International Conference on Applications of Computer Algebra, Varna, Bulgaria, June, 2006.

Cultural Institutions and Citizen Science: Some Educational Aspects

Report published in the Proceedings of the National Conference on "Education and Research in the Information Society", Plovdiv, May, 2015