https://en.wikipedia.org/wiki/Extremely_low_frequency

Submitted by aua on 2024.07.28. - 00:26

vf_node_items

	vf_node_pictures_all	title (item)	field_cer_web	field_cer_navbox	g_geofield	field_t_coordinates	g_geofield
		extrém alacsony frekvencia (angol: Extremely low frequency, ELF) - Extremely low frequency (ELF)	https://hu.wikipedia.org/wiki/Extrém_alacsony_frekvencia https://en.wikipedia.org/wiki/Extremely_low_frequency https://de.wikipedia.org/wiki/Extremely_Low_Frequency

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