Downing, J. A.; Prairie, Y. T.; Cole, J. J.; Duarte, C. M.; Tranvik, L. J.; Striegl, R. G.; McDowell, W. H.; Kortelainen, P.; Caraco, N. F.; Melack, J. M.; Middelburg, J. J. The global abundance and size distribution of lakes, ponds, and impoundments. Limnology and Oceanography (Wiley). 2006, 51 (5): 2388–2397. Bibcode:2006LimOc..51.2388D. ISSN 0024-3590. S2CID 10011358. doi:10.4319/lo.2006.51.5.2388.
Downing, J. A.; Prairie, Y. T.; Cole, J. J.; Duarte, C. M.; Tranvik, L. J.; Striegl, R. G.; McDowell, W. H.; Kortelainen, P.; Caraco, N. F.; Melack, J. M.; Middelburg, J. J. The global abundance and size distribution of lakes, ponds, and impoundments. Limnology and Oceanography (Wiley). 2006, 51 (5): 2388–2397. Bibcode:2006LimOc..51.2388D. ISSN 0024-3590. S2CID 10011358. doi:10.4319/lo.2006.51.5.2388.
Downing, J. A.; Prairie, Y. T.; Cole, J. J.; Duarte, C. M.; Tranvik, L. J.; Striegl, R. G.; McDowell, W. H.; Kortelainen, P.; Caraco, N. F.; Melack, J. M.; Middelburg, J. J. The global abundance and size distribution of lakes, ponds, and impoundments. Limnology and Oceanography (Wiley). 2006, 51 (5): 2388–2397. Bibcode:2006LimOc..51.2388D. ISSN 0024-3590. S2CID 10011358. doi:10.4319/lo.2006.51.5.2388.
Downing, J. A.; Prairie, Y. T.; Cole, J. J.; Duarte, C. M.; Tranvik, L. J.; Striegl, R. G.; McDowell, W. H.; Kortelainen, P.; Caraco, N. F.; Melack, J. M.; Middelburg, J. J. The global abundance and size distribution of lakes, ponds, and impoundments. Limnology and Oceanography (Wiley). 2006, 51 (5): 2388–2397. Bibcode:2006LimOc..51.2388D. ISSN 0024-3590. S2CID 10011358. doi:10.4319/lo.2006.51.5.2388.