Our articles submitted to the Journal Spektra: Jurnal Fisika dan Aplikasinya to be assessed are genuine or free from fabrication, falsification, plagiarism, duplication, fragmentation / natural and data / content copyright infringement.
This article has never been published elsewhere or is not being considered for publication by other journals, and during the assessment process by this journal will not be withdrawn and sent to other journals for evaluation.
The author is willing to improve the manuscript that has been assessed and not pulled unilaterally without notifying the editor, especially if the text is in the process of being reviewed.
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This statement is made honestly and responsibly.