About this article
Published Online: May 30, 2009
Page range: 115 - 119
DOI: https://doi.org/10.2478/v10002-008-0009-1
This content is open access.
Zbigniew Sawlowicz
Institute of Geological Sciences, Jagiellonian University, ul. Oleandry 2a, 30-063 Kraków, Poland