Cite
MLA Citation
G. Tomlinson et al.. “The mobility of nitrogen across tree‐rings of Norway spruce (Picea abies L.) and the effect of extraction method on tree‐ring δ15N and δ13C values.” Rapid communications in mass spectrometry, vol. 28, 2014, pp. 1258–1264. http://access.bl.uk/ark:/81055/vdc_100025039462.0x000064