Unexpected climate variability inferred from a 380-year tree-ring earlywood oxygen isotope record in the Karakoram, Northern Pakistan - Haifeng Zhu; Ru Huang; Fayaz Asad; Eryuan Liang; Achim Bräuning; Xuezhen Zhang; Binod Dawadi; Wenmin Man; Jussi Grießinger (Climate Dynamics, 2021)