Development and characterization of a new in-house reference material for stable carbon and oxygen isotopes analyses - Crivellari, Stefano; Viana, Patricia Junia; Campos, Marília de Carvalho; Kuhnert, Henning; Lopes, Alyne Barros Machado; Cruz, Francisco W; Chiessi, Cristiano Mazur (Journal of Analytical Atomic Spectrometry, 2021)