TY - RPRT TI - A counter-intuitive approach to calculating non-exchangeable 2 H isotopic composition of hair: treating the molar exchange fraction f E as a process-related rather than compound-specific variable AU - J.M. Landwehr AU - W. Meier-Augenstein AU - H.F. Kemp PY - 2010 DO - 10.1002/rcm.4854 UR - https://pubs.usgs.gov/publication/70035893 ID - 70035893 ER -