Reports Awarded with "Best Paper" Crystal Prize. Ruse: Angel Kanchev Univ. of Ruse, 2019 201 с. 978-954-712-753-1.
Reports Awarded with "Best Paper" Crystal Prize. Ruse: Angel Kanchev Univ. of Ruse, 2019 201 с. 978-954-712-753-1.
(2019) Reports Awarded with "Best Paper" Crystal Prize, Ruse: Angel Kanchev Univ. of Ruse 201 с. 978-954-712-753-1.
(2019). Reports Awarded with "Best Paper" Crystal Prize. 57th Annual Sciencific Conference of University of Ruse and Union of Scientists : New Industries, Digital Economy, Society - Projections of the Future. Ruse: Angel Kanchev Univ. of Ruse.
Reports Awarded with "Best Paper" Crystal Prize: 57th Annual Sciencific Conference of University of Ruse and Union of Scientists : New Industries, Digital Economy, Society - Projections of the Future. Ruse: Angel Kanchev Univ. of Ruse; 2019. p. 201 с. ISBN: 978-954-712-753-1.