A.W.A. Jeffrey

Magmatic helium in subduction-zone natural gases

Robert J. Poreda, A.W.A. Jeffrey, I. R. Kaplan et al. · Chemical Geology · 1988 · 99 citations

Natural Sciences, Earth Sciences, Physics +10

Gas changes in the Krafla geothermal system, Iceland

Halldór Ármannsson, Jón Benjamínsson, A.W.A. Jeffrey · Chemical Geology · 1989 · 68 citations

Natural Sciences, Earth Sciences, Geology +12

Vertical trends in particulate organic carbon 13C: 12C ratios in the upper water column

A.W.A. Jeffrey, Ronald C Pflaum, James M. Brooks et al. · Deep Sea Research Part A Oceanographic Research Papers · 1983 · 55 citations

Natural Sciences, Earth Sciences, Oceanography +12

Hydrocarbons and inorganic gases in the Gravberg-1 well, Siljan Ring, Sweden

A.W.A. Jeffrey, I. R. Kaplan · Chemical Geology · 1988 · 52 citations

Natural Sciences, Chemistry, Geology +9

Geochemistry, isotopic composition, and origin of fluids emanating from mud volcanoes in the Copper River basin, Alaska

R. J. Motyka, Robert J. Poreda, A.W.A. Jeffrey · Geochimica et Cosmochimica Acta · 1989 · 48 citations

Natural Sciences, Earth Sciences, Geology +16