Mlynek, P., J. Misurec, R. Fujdiak, Z. Kolka, and L. Pospichal. 2015. “Heterogeneous Networks for Smart Metering – Power Line and Radio Communication”. Elektronika Ir Elektrotechnika 21 (2):85-92. https://doi.org/10.5755/j01.eee.21.2.11515.