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An author who publishes in the Pena jangkar agrees to the following terms:

• Author retains the copyright and grants the journal the right of first publication of the work simultaneously licensed under  CC BY-SA 4.0 . this license requires that reusers give credit to the creator. It allows reusers to distribute, remix, adapt, and build upon the material in any medium or format, even for commercial purposes. If others remix, adapt, or build upon the material, they must license the modified material under identical terms.
• Author is able to enter into separate, additional contractual arrangements for the non-exclusive distribution of the journal's published version of the work (e.g., post it to an institutional repository or publish it in a book) with the acknowledgement of its initial publication in this journal.
• Author is  permitted and encouraged to post his/her  work online (e.g., in institutional repositories or on their website) prior to and during the submission process, as it can lead to productive exchanges, as well as earlier and greater citation of the published work (See The Effect of Open Access).

Read more about the Creative Commons Attribution 4.0 International Licence here: https://creativecommons.org/licenses/by-sa/4.0/?ref=chooser-v1