[1]
E. Lossmann, U. Madar, A. Raja, and M. A. Meister, “Some Fading-related Problems at Shortwave Propagation Path in the Baltics”, ELEKTRON ELEKTROTECH, vol. 85, no. 5, pp. 57–60, May 2008, doi: 10.5755/j02.eie.11162.