The isotopic composition of nitrogen in Australian coals and oil shales

Alvin, 1984, Modifications of standard methods for coal analysis for sulphur and nitrogen determinations in oil shales, Analyst (London), 109, 131, 10.1039/an9840900131

Belcher, 1958, Determination of nitrogen in coke by the Dumas-Schoniger method, Fuel, 37, 159

Bokhoven, 1966, Determination of the abundance of carbon and nitrogen isotopes in Dutch coals and natural gas, Nature (London), 211, 927, 10.1038/211927a0

Bremner, 1965, Isotope-ratio analysis of nitrogen in nitrogen-15 tracer investigations, 1256

Cane, 1976, The origin and formation of oil shale, 27

Cheng, 1964, Variations of nitrogen-15 abundance in soils, Science, 146, 1574, 10.1126/science.146.3651.1574

Cline, 1975, Isotopic fractionation of dissolved nitrate during denitrification in the Eastern Tropical North Pacific Ocean, Mar. Chem., 3, 271, 10.1016/0304-4203(75)90009-2

Des Marais, 1976, Tube cracker for opening glass-sealed ampoules under vacuum, Anal. Chem., 48, 1651, 10.1021/ac50005a062

Estep, 1983, Nitrogen isotope biogeochemistry of thermal spings, 82, 398

Fielder, 1975, The determination of nitrogen-15 by emission and mass spectrometry in biochemical analysis: A review, Anal. Chim. Acta, 78, 1, 10.1016/S0003-2670(01)84751-6

Frazer, 1963, Modifications in the simultaneous determination of carbon, hydrogen, and nitrogen, Mikrochim. Acta, 561, 10.1007/BF01217585

Glikson, 1983, The organic matter in oil shales; its nature and origin, 39

Hoering, 1955, Variations in nitrogen-15 abundance in naturally occurring substances, Science, 122, 1233, 10.1126/science.122.3182.1233

Hutton, 1983, Organic petrography of RundleStuart Lamosite — A case study, 31

Hutton, 1980, Organic matter in oil shales, APEA (Aust. Pet. Explor. Assoc.) J., 20, 44

Létolle, 1980, Nitrogen-15 in the natural environment, 407

Martin, 1968, Significance of errors in 15N measurements in soil: plant research, Vol. III, 521

McKenzie, 1954, The Kjeldahl determination of nitrogen. A critical study of digestion conditions - temperature, catalyst and oxidizing agent, Aust. J. Chem., 7, 55, 10.1071/CH9540055

Minagawa, 1984, Comparison of Kjeldahl and combustion methods for measurement of nitrogen isotope ratios in organic matter, Anal. Chem., 56, 1859, 10.1021/ac00275a023

Miyake, 1967, The abundance of 15N/14N in marine environments, Rec. Oceanogr. Works Jpn., 9, 37

Nadkarni, 1983, Analytical techniques for characterization of oil shales, 200

Newman, 1966, The distillation of ammonia for isotopic analysis, Chem. Ind., 115

Ozimic, 1982, Depositional environment of the Toolebuc formation and its equivalents, Eromanga Basin, Australia, 200

Parwel, 1957, Natural variations in the relative abundances of the nitrogen isotopes, Geochim. Cosmochim. Acta, 11, 165, 10.1016/0016-7037(57)90079-0

Peters, 1978, Correlation of carbon and nitrogen stable isotope ratios in sedimentary organic matter, Limnol. Oceanogr., 23, 598, 10.4319/lo.1978.23.4.0598

Porter, 1977, Apparatus for preparing nitrogen from NH4Cl for N-15 determination, Anal. Chem., 49, 514, 10.1021/ac50011a046

Riley, 1985, Organic matter and vanadium in the Toolebuc formation: Northern Eromanga Basin and southern Carpentaria Basin, Geol. Soc. Aust., Spec. Publ.

Rittenberg, 1948, The preparation of gas samples for mass spectrographic isotope analysis, 31

Rittenberg, 1939, Studies in protein metabolism, II. The determination of nitrogen isotopes in organic compounds, J. Biol. Chem., 127, 291, 10.1016/S0021-9258(18)73841-6

Ross, 1970, A rapid procedure for preparing gas samples for nitrogen-15 determination, Analyst (London), 95, 817, 10.1039/an9709500817

Sherwood, 1983, Petrology of organic matter in the Toolebuc formation oil shales, 35

Smith, 1975, Stable isotope studies and biological element cycling, Vol. 1, 1

Smith, 1983, D/H ratios of coals and the palaeolatitude of their deposition, Nature (London), 302, 322, 10.1038/302322a0

Sprinson, 1949, The rate of utilization of ammonia for protein synthesis, J. Biol. Chem., 180, 707, 10.1016/S0021-9258(18)56691-6

Stiehl, 1980, Isotopenvariationen des Stickstoffs humoser and bituminöser natürlicher organischer Substanzen, Geochim. Cosmochim. Acta, 4, 1737, 10.1016/0016-7037(80)90224-0

Sweeney, 1978, Oceanic nitrogen isotopes and their uses in determining the source of sedimentary nitrogen, 220, 9

Thürauf, 1974, Neuere Methoden zur Elementaranalyse von Steinkohlen, Erdöl Kohle, 27, 135

Volk, 1979, Preparing nitrogen gas for nitrogen-15 analysis, Anal. Chem., 51, 463, 10.1021/ac50039a037

Volynets, 1967, Isotope compositions of nitrogen in the Earth's crust, Geokhimya, 5, 587

Wada, 1976, Natural abundance of ' 5N in particulate organic matter in the North Pacific Ocean, Geochim. Cosmochim. Acta, 40, 249, 10.1016/0016-7037(76)90183-6

Wada, 1975, 15N abundance in nitrogen of naturally occurring substances and global assessment of denitrification from isotopic viewpoint, Geochem. J., 9, 139, 10.2343/geochemj.9.139