Contrasting Cu isotopes in mid-ocean ridge basalts and lower oceanic crust: Insights into the oceanic crustal magma plumbing systems - Zongqi Zou; Zaicong Wang; Yi-Gang Xu; Jakub Ciazela; Xia Wang; Stephen Foley; Wei-Qi Zhang; Wei Li; Ming Li; Yongsheng Liu (Earth and Planetary Science Letters, 2024)