@article{eage:/content/papers/10.3997/2214-4609-pdb.38.F280, author = "Abramov, V.Yu. and Kevorkyants, S.S.", title = "Frequency radio shadow techniques-and-instrumentation system from prospecting for", journal= "", year = "2003", volume = "", number = "", pages = "", doi = "https://doi.org/10.3997/2214-4609-pdb.38.F280", url = "https://www.earthdoc.org/content/papers/10.3997/2214-4609-pdb.38.F280", publisher = "European Association of Geoscientists & Engineers", issn = "2214-4609", type = "", eid = "cp-38-00259", }