About this article
Published Online: Nov 25, 2018
Page range: 31 - 39
DOI: https://doi.org/10.2478/mgrsd-2002-0004
Keywords
© 2002 Katarzyna Ostaszewska, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.
Ostaszewska, Katarzyna