Słowo wstępne

License

Authorship

The Author (Co-authors) declares that the submitted paper does not infringe on the third parties’ copyright, consents to submitting the paper to the reviewing procedure and introducing editorial changes in it, and conveys proprietary copyright to the paper free of charge to publisher for uses stipulated in paragraph 50 of the Polish Bill on Copyright and Related Rights of 4.02.1994, provided that the paper has been accepted for publication and published.

Conditions of use

The Publisher owns the proprietary copyright to all materials published in the journal. Articles are made available on the basis of non-exclusive Creative Commons Attribution-NonCommercial-ShareAlike 3.0 licence. The full text of the licence can be found at http://creativecommons.org/licenses/by-nc-sa/3.0/legalcode, and its accessible summary a thttp://creativecommons.org/licenses/by-nc-sa/3.0/deed.en.

Posting the text in the repository, on the author’s homepage or other website is permitted on condition that it does not entail gaining material benefits and the text is equipped with full source documentation (including the title, volume, issue and internet address of the journal).

All those interested in using the materials published in the journal for commercial purposes are kindly requested to contact the Editors.