Voronko AA, Merzjvinsky PA, Osinsky VI, Karpinsky KB, Verbitsky VG. Compact measuring instruments for determining parameters of active and passive components of fiber-optic communication lines. TKEA [Internet]. 2004Feb.29 [cited 2026May19];(1):53-5. Available from: https://www.tkea.com.ua/index.php/journal/article/view/TKEA2004.1.53