@article{eage:/content/papers/10.3997/2214-4609-pdb.303.19, author = "A. Doolittle, James and E. Asmussen, Loris", title = "The years of applications of ground penetrating radar by the United States department of Agriculture", journal= "", year = "1992", volume = "", number = "", pages = "", doi = "https://doi.org/10.3997/2214-4609-pdb.303.19", url = "https://www.earthdoc.org/content/papers/10.3997/2214-4609-pdb.303.19", publisher = "European Association of Geoscientists & Engineers", issn = "2214-4609", type = "", eid = "cp-303-00019", }