@article{CTT100785661, author = {Tomohiro Kato and Keita Yamada and Yanhong Tang and Naohiro Yoshida and Eitaro Wada}, title = {Carbon isotopic signature reveals the geographical trend in methane consumption and production pathways in alpine ecosystems over the Qinghai-Tibetan Plateau}, journal = {Isotopes in Environmental and Health Studies}, year = 2017, } @article{CTT100785625, author = {Konomi Suda and Alexis Gilbert and Keita Yamada and Naohiro Yoshida and Yuichiro Ueno}, title = {Compound-and position-specific carbon isotopic signatures of abiogenic hydrocarbons from on- land serpentinite-hosted Hakuba Happo hot spring in Japan}, journal = {Geochim. Cosmochim. Acta}, year = 2017, } @inproceedings{CTT100777453, author = {Naohiro Yoshida and Keita Yamada and Richard Robins and Brian Fry}, title = {Inter-laboratory measurements of 13C values of carboxyl group in amino acids}, booktitle = {}, year = 2017, }