MEREZHKO Н., TERNOVA А. and SIRENKO С. (2017) “Ballpoint pen market in Ukraine”, INTERNATIONAL SCIENTIFIC-PRACTICAL JOURNAL COMMODITIES AND MARKETS, 24(2), pp. 96–103. vailable at: https://journals.knute.edu.ua/commodities-and-markets/article/view/1187 (ccessed: 5 February 2025).