TY - JOUR A1 - Rafter, P. A. A1 - Bagnell, A. A1 - Marconi, D. A1 - DeVries, T. T1 - Global trends in marine nitrate N isotopes from observations and a neural network-based climatology JO - Biogeosciences J1 - BG VL - 16 IS - 13 SP - 2617 EP - 2633 Y1 - 2019/07/05 PB - Copernicus Publications SN - 1726-4189 UR - https://bg.copernicus.org/articles/16/2617/2019/ L1 - https://bg.copernicus.org/articles/16/2617/2019/bg-16-2617-2019.pdf DO - 10.5194/bg-16-2617-2019 ER -