Orlić, J.; Aničić Urošević, M.; Vergel, K. .; Zinicovscaia, I.; Stojadinović, S.; Gržetić, I.; Ilijević, K. Comparison of Non-Destructive Techniques and Conventionally Used Spectrometric Techniques for Determination of Elements in Plant Samples (coniferous leaves): Scientific Paper. J. Serb. Chem. Soc. 2022, 87, 69-81.