Identification of the Lagoon Ecosystems - Coastal Lagoons: Ecosystem Processes and Modeling for Sustainable Use and Development - page 39

50. Vadineanu, A., Cristofor, S., Ignat, G., Iordache, V., Sarbu, A., Ciubuc, C., Romanca,

G., Teodorescu, I., Postolache, C., Adamescu, M., and Florescu, C., Functional
assessment of the wetlands ecosystems in the Lower Danube River System, Limnol-
ogische Berichte (Donau, 1997) , WIEN, 63, 1997.

51. Cristofor, S., Sarbu, A., Vadineanu, A., Ignat, G., Iordache, V., Postolache, C., Dinu,

C., and Ciubuc, C., Effects of hydrological regimes on riparian vegetation in the
Lower Danube floodplain, Limnologische Berichte , WIEN, 233, 1997.

52. Postolache, C., Iordache, V., Vadineanu, A., Ignat, G., Cristofor, S., Neagoe, A.,

and Bodescu, F., Effects of hydrological conditions on the dynamic of nutrients in
the Lower Danube floodplain , Limnologische Berichte (Donau 1997), WIEN, 15,
1997.

53. Sarbu, A., Cristofor, S., and Vadineanu, A., Effects of hydrological regime on sub-

merged macrophytes in the Lower Danube floodplain and delta, Limnologische Ber-
ichte (Donau, 1997) , WIEN, 237, 1997.

54. Botnariuc, N. and Vadineanu, A., Ecologie Generala , Edit. Did. Pedag, Bucharest,

1982.

55. Pimm, S.L., Food Webs , Chapman & Hall, London, 1982.

56. Whittaker, R.H. and Likens, E.G., Primary production of the biosphere, Hum. Biol. ,

1, 301, 1971.

57. Margalef, R., Diversity, stability and maturity in natural ecosystems, in Unifying

Concepts in Ecology , Junk Publ., The Hague, 1975, p. 151.

58. Odum, E.P., Ecology and Our Endangered Life-Support Systems , Sinauer Associates,

Sunderland, MA, 1993.

59. Odum, E.P. and Biever, J.L., Resource quality, mutualism and energy partitioning in

food chains, Am. Nat. , 124, 360, 1984.

60. Odum, H.T., Environmental Accounting: Energy and Environmental Decision Mak-

ing , John Wiley & Sons, New York, 1996.

61. Hillbricht-Ilowska, A., Trophic relations and energy flow in plankton, Pol. Ecol.

Studies , 3(1), 1, 1977.

62. Vitousek, P.M., Ehrlich, R.P., Ehrlich K.A., and Matson, A.P., Human appropriation

of the products of photosynthesis, Bioscience , 36, 368, 1986.

63. Norberg, J., Linking nature's services to ecosystems: some general ecological con-

cepts, Ecological Economics , 29(2), 183, 1999.

64. Connell, W.D., Ecotoxicology—a framework for investigations of hazardous chem-

icals in the environment, Ambio , 16(1), 47, 1987.

65. Novotny, V. and Somlyody, L., Eds., Remediation and Management of Degraded

River Basins: With Emphasis on Central and Eastern Europe , Springer-Verlag, Berlin,
1995.

66. Sigel, H., Metal ions in biological systems, in Circulation of Metals in the Environment ,

Marcel Dekker, New York, 1987, Vol. 18.

67. Jorgensen, S.E., State of the art of ecological modeling with emphasis on development

of structural dynamic models, Ecol. Model. , 120, 75, 1999.

68. Jorgensen, S.E., Fundamentals of Ecological Modeling , 2nd ed., Elsevier, Amsterdam,

1994.

69. Jorgensen, S.E., The growth rate of zooplankton at the edge of chaos, J. Theor. Bio. ,

175, 13, 1995.

70. Jorgensen, S.E., Integration of Ecosystem Theories: A Pattern , 2nd ed., Kluwer,

Dordrecht, 1997.

71. Lek, S. and Guegan, F.J., Artificial neural networks as a tool in ecological modeling,

an introduction, Ecol. Model. , 120, 65, 1999.