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Harka Ákos; Sallai Zoltán; Wilhelm Sándor: Effects of water pollution and global warming on the fish fauna of the Romanian tributaries of the River Tisza. In: Tiscia 33. pp. 51-58. (2002)
Wilhelm Sándor; Harka Ákos; Sallai Zoltán: The prevailing anthropogenic effects on certain smaller Northwestern Romanian rivers. In: Ecological aspects of the Tisa River Basin : 10 years anniversary regional conference 21nd - 24th March 2002., Târgu Mureş, Romania 6. pp. 187-198. (2002)
Györe Károly; Sallai Zoltán; Csikai Csaba: Data to the fish fauna of river Tisa and its tributaries in Hungary and Romania. In: The Upper Tisa valley : preparatory proposal for Ramsar site designation and an ecological background Hungarian, Romanian, Slovakian and Ukrainian co-operation 4. pp. 455-470. (1999)
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Vissza
