Forty First Spring Conference of the Union of Bulgarian Mathematicians, Borovetz, Bulgaria, April 2013 (e-Exhibitions for the Bulgarian Folklore, authors: Paneva-Marinova, D., Luchev, D., Rangochev, K.)

Forty First Spring Conference of the Union of Bulgarian Mathematicians, Borovetz, Bulgaria, April 2013 (Understanding Algorithms by Designing Them in a New Way, author: Paneva-Marinova, D.)