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1 Karlsson, J, "δ15N of zooplankton species in subarctic lakes in north-ern Sweden: effects of diet and trophic fractionation" 49 : 526-534, 2004
2 Fry, B, "δ13C Measurements as indicators of carbon flow in marine and freshwater ecosystems" 27 : 13-47, 1984
3 Syvaranta,J., "Within -lake variability in carbon and nitrogen stable isotope signatures" 51 : 1090-1102, 2006
4 Adams,T.S., "The effect of dietary nitrogen content on trophic level 15N enrichment" 45 : 601-607, 2000
5 Matthews, B, "Temporal vatiation in body composition (C : N) helps explain seasonal patterns of zooplankton δ13C" 50 : 502-515, 2005
6 Takahashi,K., "Temporal variations in carbon isotope ratio of phytoplankton in a eutrophic lake" 12 : 788-808, 1990
7 Minagawa, M, "Stepwise enrichment of 15N along food chains: further evidence and the relation between δ15N and animal age" 48 : 1135-1140, 1984
8 Kling, G.W, "Stable isotopes and planktonic trophic structure in arctic lakes" 73 (73): 561-566, 1992
9 Jones, R.I., "Stable isotope analysis of zooplankton carbon nutrition in humic lakes" 86 : 97-104, 1999
10 Rounick, J.S, "Stable carbon isotopes and carbon flow in ecosystems-measuring 13C to 12C ratios can help trace carbon pathways" 36 (36): 171-177, 1986
11 Hamilton, S.K, "Stable carbon and nitrogen isotopes in algae and detritus from the Orinoco River floodplain, Venezuela" 56 : 4237-4246, 1992
12 Gu, B, "Stable carbon and nitrogen isotope analysis of the plankton food web in a subarctic lake" 51 : 1338-1344, 1994
13 Vanderklift, M.A, "Sources of variation in consumer-diet δ15N enrichment: a meta-analysis" 136 : 169-182, 2003
14 Zohary, T., "Seasonality of stable carbon isotopes within the pelagic food web of Lake Kinneret" 39 : 1030-1043, 1994
15 Yoshioka, T., "Seasonal variations of carbon and nitrogen isotope ratios of plankton and sinking particles in Lake Kizaki" 50 (50): 313-320, 1989
16 Grey, J., "Seasonal changes in the importance of the source of organic matter to the diet of zooplankton in Loch Ness, as indicated by stable analysis" 46 : 505-513, 2001
17 Gu, B., "Seasonal and interannual variability of plankton carbon isotope ratios in a subarctic lake" 42 : 417-426, 1999
18 France,R.L., "Productivity and heterotrophy influences on zooplankton δ13C in northern temperature lakes" 12 : 85-93, 1997
19 Vander Zanden, M.J, "Primary consumer δ13C and 15N and the trophic position of aquatic consumers" 80 : 1395-1404, 1999
20 Nozue, Y, "Paleoenvironment inferred a sediment core of Lake Shirakoma" 66 : 81-92, 2005
21 Yoshioka, T, "Isotopic characterization of Lake Kizaki and Lake Suwa" 49 (49): 119-128, 1988
22 DeNiro, M.J., "Influence of diet on the distribution of carbon isotopes in animals" 42 : 495-506, 1978
23 Pulido-Villena, E., "Food web reliance on allochthonous carbon in two high mountain lakes with contrasting catchments: a stable isotope approach" 62 : 2640-2648, 2005
24 Gutseit, K., "Food quality for Daphnia in humic and clear water lakes" 52 : 344-356, 2001
25 Karlsson, J, "Differences in efficiency of carbon transfer from dissolved organic carbon to two zooplankton groups: an enclosure experiment in an oligotrophic lake" 69 : 108-114, 2007
26 Peterson, B.J, "Daphnia grazing on natural bacteria" 23 (23): 1039-1044, 1978
27 Yoshida, T, "Contrasting effects of a cladoceran (Daphnia galeata) and a calanoid copepod (Eodiaptomus japonicus) on algal and microbial plankton in a Japanese lake, Lake Biwa" 129 : 602-610, 2001
28 Rau, G.H, "Carbon-13 depletion in a subalpine lake: carbon flow implications" 20 : 901-902, 1978
29 Hessen, D.O., "Carbon metabolism in a humic lake: Pool sizes and cycling though zooplankton" 35 : 84-99, 1990
30 Coffin, B.R, "Carbon isotopic compositions of estuarine bacteria" 34 (34): 1305-1310, 1989
31 Jones, R.I, "An assessment, using stable isotopes, of the importance of allochthonous organic carbon sources to the pelagic food in Loch Ness" 105-111, 1998
32 Jansson, M, "Allochthonous organic carbon and phytoplankton/ bacterioplankton production relationship in lakes" 81 : 3250-3255, 2000
33 Yoshioka, T, "A stable isotope study on seasonal food web dynamics in a eutrophic lake" 75 (75): 835-864, 1994