id	domain	url
hungeobull-1371	ismn.geo.tuwien.ac.at	https://ismn.geo.tuwien.ac.at/
hungeobull-1371	hoal.hydrology.at	http://hoal.hydrology.at
hungeobull-1371	www.geoportal.org	http://www.geoportal.org/)
hungeobull-1371	doi.org	https://doi.org/10.5194/hess-20-227-2016
hungeobull-1371	doi.org	http://doi.org/10.1016/j.jenvman.2017.02.003
hungeobull-1371	www.ucl.ac.uk	https://www.ucl.ac.uk/ucl-press/browsebooks/citizen-science
hungeobull-1371	doi.org	https://doi.org/10.1016/j.ejsobi.2006.10.002
hungeobull-1371	doi.org	http://doi.org/10.1371/journal.pone.0172579
hungeobull-1371	doi.org	https://doi.org/10.1127/0941-2948/2013/0399
hungeobull-1371	doi.org	https://doi.org/10.1007