Every reference with a DOI in the deposited reference list resolved to a known
work in Crossref or DataCite at the dated check, and none carried a retraction,
withdrawal, or removal notice.
The 29 references without a DOI — listed, not checked
no DOI — not checkedAsh J, Atkins J (2009) Birds of Ethiopia and Eritrea: an Atlas of distribution. Christopher Helm, London
no DOI — not checkedBCEOM and Associates (1999) A Bay River integrated development master plan project; Phase 2, Section II, Vol III: Water Resources: Part 1—Climatology and Part 2-Hydrology
no DOI — not checkedBirdLife International (2004) Most endemic bird areas are in the tropics and important for other biodiversity too. http://www.birdlife.org/datazone/sowb/casestudy/61 . Accessed 19 Aug 2014
no DOI — not checkedDegraaf M (2003) Lake Tana‘s piscivorous barbs (Cyprinid, Ethiopia). PhD thesis, Wageningen University
no DOI — not checkedEEA (2012) The impacts of invasive alien species in Europe. EEA Technical reports No 16/2012. Publications Office of the European Union, Brussels, Luxembourg. http://www.eea.europa.eu/publications/impacts-of-invasive-alien-species . Accessed 12 Sep 2014
no DOI — not checkedFAO (1984) Ethiopian Highland reclamation study (EHRS). Final Report, vol 1–2. Rome
no DOI — not checkedGoraw G (2011) Annual Report on Lake Tana water quality base line monitoring. Tana Beles Integrated Water Resources Development Project, Bahir Dar
no DOI — not checkedGoraw G (2012) Wetlands for sustainable development and climate change mitigation. In: Seyoum M, Tadesse F (eds) 2nd National Workshop, Bahir Dar, January 2012. Water quality deterioration as potential enabling environment for Proliferation of floating water hyacinth (E. crassipes) in NW-river mouths of Lake Tana, pp 162–190
no DOI — not checkedGoraw G, Byamukama D, Manafi M et al (2010) A pilot study on anthropogenic fecal pollution impact in Bahir Dar Gulf of Lake Tana, Northern Ethiopia. Eco Hydrol Hydrobiol 10(2)4:271–280
no DOI — not checkedGordon A, Demissie S, Tadesse M (2007) Marketing systems for fish from Lake Tana, Ethiopia: opportunities for improved marketing and livelihoods. IPMS (Improving productivity and Market Success) of Ethiopian Farmers Project Working paper 2. ILRII (International Livestock Research Institute), Nairobi, Kenya, 49 pp
no DOI — not checkedHurni H (1999) Sustainable management of natural resources in African and Asian mountains. Ambio 28:382–389
no DOI — not checkedIlona G, Goraw G, Katarzyna K et al (2011) Detection of toxigenic cyanobacteria in Bahir Dar Gulf of Lake Tana–pilot study. In: Brook L, Abebe G (eds) Impacts of climate change and population on tropical aquatic resources. Proceedings of the Third International Conference of the Ethiopian Fisheries and Aquatic Sciences Association (EFASA), Haramya University, Haramya, 5–6 February 2011, pp 271–284. http://aau.edu.et/efasa/images/haramaya%20proceeding.pdf . Accessed 16 Feb 2017
no DOI — not checkedKetema DM (2013) Analysis of institutional arrangements and common pool resources governance: the case of Lake Tana sub-basin, Ethiopia. PhD Thesis, University College Cork
no DOI — not checkedMekonnen G (2015) Characterization of agricultural soils in cascape intervention Woredas of Amhara region. BDU-CASCAPE working paper 12.90 PP
no DOI — not checkedNagelkerke L (1997) The barbus of Lake Tana, Ethiopia. Morphological diversity and its implications for taxonomy, trophic resources portioning, and fisheries. PhD thesis, University of Wageningen
no DOI — not checkedShimelis AZ (2013) Birds of Lake Tana Area Ethiopia. A photographic field guide. View Graphics and Printers, Addis Ababa
no DOI — not checkedShimelis A, Nowald G, Schroder W (2011) Observation on the biology and ecology of cranes: wattled cranes (grus carunculatus), black-crowned cranes (balearica pavonina), and eurasian cranes (grus grus) at Lake Tana, Ethiopia. INDWA. J Afr Crane Res Conservationist 7:1–12
no DOI — not checkedSMEC (2007) Hydrological study of the Tana-Beles sub-basins, main report. Snowy Mountains Engineering Corporation, Australia
no DOI — not checkedUSAID (United States Agency for International Development) (2004) Ethiopia Land Policy and Administration Assessment. Final Report with Appendices. USAID Contract No. LAG-00-98- 00031-00, Task Order No. 4
no DOI — not checkedWHO (2003) Algae and cyanobacteria in fresh water. In: Bartram J (Coordinator) Guidelines for safe recreational water environments, Geneva, Switzerland, pp 149–151
no DOI — not checkedWHO (2006) WHO guidelines for drinking water quality, incorporating first addendum third edition. Recommendations vol 1, World Health 697 Organization, Geneva, Switzerland, pp 407–408
no DOI — not checkedWilliams MA (2000a) Desertification: general debates explored through local studies’. Prog. Environ. Sci. 2:229–251
no DOI — not checkedWilliams MAJ (2000b) Desertification: general debates explored through local studies’. Prog. Environ. Sci. 2:229–251
no DOI — not checkedWilliams MAJ (2009) Lake Tana: source of the Blue Nile. In: Dumont HJ (ed) Human impact on the Nile Basin: past, present, future. Springer, pp 771–779
no DOI — not checkedWondie A et al (2012) Wetlands for sustainable development and climate change mitigation. In: Seyoum M, Tadesse F (eds) 2nd National workshop, Bahir Dar, January 2012. Preliminary Assessment of Water hyacinth in Lake Tana, pp 117–135
no DOI — not checkedWorkiyie W, Goraw G (2014) Incidence of fish off-flavor for the first time from Lake Tana, Ethiopia: causes and possible management strategies. IJSRR 3(4):30–47
no DOI — not checkedWudneh T (1998) Biology and management of fish stocks in Bahir Dar gulf, Lake Tana, Ethiopia. PhD thesis, Wageningen University
no DOI — not checkedYihenew GS (2014) Wetland policy brief unpublished. Blue Nile Water Institute, 15 pp
no DOI — not checkedYitaferu B (2007) Land degradation and options for sustainable land management in the Lake Tana Basin (LTB), Amhara Region, Ethiopia. PhD thesis, University of Bern
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