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All articles published in this journal are licensed under the Creative Commons Attribution-ShareAlike 4.0 International License (CC BY - SA 4.0).

© 2026 The Author(s). Perspectives in Mathematics and Applications (PERMATA) is published by Kreasi Pustaka Mandiri. All articles are published under the terms of the Creative Commons Attribution-ShareAlike 4.0 International (CC BY-SA 4.0) License