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Nainggolan R, Hermes CD, Sitinjak H. The Strength Of Evidence Of Invoice Bonus As A Debt Binding Agreement. J Legal, Brief, Legal Brief [Internet]. 2022 Nov. 30 [cited 2026 Aug. 9];11(5):2852-6. Available from: https://legal.isha.or.id/index.php/legal/article/view/709