- Austria
- Christian and Zicsi, 1999
- Bulgaria
- Stojanovic et al., 2013
- Croatia
- Hackenberger and Hackenberger B.K., 2013
- Cyprus
- Pavlicek and Csuzdi, 2006b
- France
- Csuzdi and Zicsi, 2003
- Georgia
- Csuzdi and Zicsi, 2003
- Germany
- Csuzdi and Zicsi, 2003; Lehmitz et al., 2014
- Hungary
- Csuzdi and Zicsi, 2003
- Italy
- Stoch, 2003
- Moldova
- Fedorovich, 1991
- Poland
- Kasprzak, 1989
- Romania
- Pop, 2012.
- Serbia
- Stojanovic et al., 2013
- Turkey
- Omodeo and Rota, 1989; Csuzdi et al., 2006
- Ukraine
- Csuzdi and Zicsi, 2003; Blakemore, 2007c.
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Data are not exhaustive. The database is permanently a work in progress.