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Since 2014, we will provide the DOI number for accepted manuscripts.
Please, notice that publication fee is 25 EURO + 0% VAT or 100 PLN + 5% VAT per one page of manuscript for foreign and Polish Authors, respectively. The Figures and Tables are considered as one page of manuscript.
The price includes issue of PJoES and printable PDF of article, which will be send to the corresponding Author.

We wish to thanks for the past and, in advance, for the future collaboration,

With kind regards,
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