Noviyanti, Lienda, Achmad Zanbar Soleh, Anna Chadidjah, and Hasna Afifah Rusyda. 2018. “Optimal Retention for a Quota-Share Reinsurance”. Jurnal Teknik Industri: Jurnal Keilmuan Dan Aplikasi Teknik Industri 20 (1):25-32. https://doi.org/10.9744/jti.20.1.25-32.