About this article
Published Online: Aug 02, 2016
Page range: 863 - 870
Received: Sep 25, 2015
Accepted: Jan 08, 2016
DOI: https://doi.org/10.1515/aoas-2015-0092
Keywords
© 2016 Janusz Wejer et al., published by De Gruyter Open
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Wejer, Janusz
Lewczuk, Dorota