Potassium isotopic compositions of international geological reference materials Xu, Ying-Kui ; Hu, Yan ; Chen, Xin-Yang ; Huang, Tian-Yi ; Sletten, Ronald S. ; Zhu, Dan ; Teng, Fang-Zhen Abstract Publication: Chemical Geology Pub Date: May 2019 DOI: 10.1016/j.chemgeo.2019.03.010 Bibcode: 2019ChGeo.513..101X