Hrebenciuc, F. A., D. Moga, D. Petreus, Z. Barabas, and R. Moga. 2012. “Combined Analytical and Numerical Approach to Study Coil Arrays for Contactless Charging of Batteries in Active Transponders”. Elektronika Ir Elektrotechnika 123 (7):37-42. https://doi.org/10.5755/j01.eee.123.7.2372.