Camin, F; Besic, D; Brewer, P J; Allison, C E; Coplen, T B; Dunn, P J H; Gehre, M; Gröning, M; Meijer, H A J; Hélie, J; Iacumin, P; Kraft, R; Krajnc, B; Kümmel, S; Lee, S; Meija, J; Mester, Z; Mohn, J; Moossen, H; Qi, H; Skrzypek, G; Sperlich, P; Viallon, J; Wassenaar, L I; Wielgosz, R I (2025) Stable Isotope Reference Materials and Scale Definitions—Outcomes of the 2024 IAEA Experts Meeting. Rapid Communications in Mass Spectrometry, 39 (14). e10018 ISSN 0951-4198