Experimental and Simulated Spectral Gamma-Ray Response of a NaI(Tl) Scintillation Detector used in Airborne Gamma-Ray Spectrometry. - Breitenmoser, David; Butterweck, Gernot; Kasprzak, Malgorzata Magdalena; Yukihara, Eduardo Gardenali; Mayer, Sabine (Advances in Geosciences, 2021)