In publishing, Angkasa journal strongly against any case of plagiarism on its own merits. Angkasa journal commits to deterring plagiarism, including self-plagiarism. 

The authors should ensure that they have written entirely original works, and if the authors have used the work and/or words of others that this has been appropriately cited or quoted. Papers found with such problems are automatically rejected and authors are so advised. Also, significant parts of the work have not been published.

The author also respects entirely Author Guideline of Angkasa Journal regarding to the redundant, duplicate or fraudulent publication. Before the author submits the manuscript to Angkasa journal please al least to check first for using turnitin with maximum similarities of texts in article 30%.