TY - RPRT TI - Comparison of active interrogation methods for source location in a scattering and absorbing medium, consisting of PGNAA, and an AmBe quasi-forward biased directional source AU - Paaren, Kyle M. AU - Kilby, Seth AU - Lee, Hyoung K. PY - 2020 DO - 10.1016/j.apradiso.2020.109107 UR - https://www.osti.gov/biblio/1848123 ID - 1848123 ER -