- Lednitskiу A.V., Kupriyan S.V. Economic evaluation of waste recovery in printing [Electronic resource]. Minsk: BSTU, 2016. – Economics and production management, Minsk: BSTU, 2016, p. 39, RU/IS/BASE/511366593
- Kupriyan SV Ways to improve the efficiency of investment activity of RUE "Publishing house" Belarusian Printing House "/ 65-I scientific-technical conference of students and undergraduates: Sat. scientific. works: in 3 hours - Minsk. BSTU, 2014 - Part 3. - 437 s.
- Kupriyan SV, AV Lednitskiy The use of waste paper as a direction vpoligraficheskom production resource / resource and energy saving technologies and equipment, environmentally friendly technologies: materials Mezhdunar.nauch.-tehn. conf, Minsk, 26-28 November 2014:.. 2 hours - Minsk: Belarusian State Technological University, 2014. - Part 2. - P. 166-167.