1.
Krival II, Skrypnyuk AI, Protsenko VA, Marjenko AV. Small size digital frequency counters of high-frequency range. TKEA [Internet]. 2009Oct.30 [cited 2025Dec.2];(5):54-7. Available from: https://www.tkea.com.ua/index.php/journal/article/view/TKEA2009.5.54