Sadowski, Jarosław. “Receiver Network for Assessing the Accuracy of Time Distribution in E-Czas Radio Service”. Metrology and Measurement Systems 32, no. 4 (December 30, 2025): art. no. 2, 1–17. Accessed October 16, 2026. https://wydawnictwo.pan.pl/index.php/mms/article/view/5349.