Instruction for the authors

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Authors have full copyright and property rights to their work. Their copyrights to store the work, duplicate it in printing (as well as in the form of a digital CD recording), to make it available in the digital form, on the Internet and putting into circulation multiplied copies of the work worldwide are unlimited.

The content of the journal is freely available according to the Creative Commons License Attribution 4.0 International (CC BY 4.0)