All the articles that published in this journal are freely available online (open access). This journal only publishes online versions, not provide a commercial reprint service for the article published in all issue.

To make it possible, there is an article processing charge (APC) to cover the range of the publishing services that we provide. The charges are including the provision of online tools for editors and authors, article producing and journal website hosting, article abstracting and indexing services, and customer services.

During the submission and peer-review process, there are no charges. The APC is charged to the author when their manuscript is editorially accepted or before the publication.

Further information to make payments will be notified along with the status of their manuscript is editorially accepted.

The Article Processing Charges (APC) on the Seulanga System Publisher is affordable for researchers. Costs can be seen in each journal.