Gumulya, Devanny, Hendrawan Sutikno, Rudy Pramono, and Evo Sampetua Hariandja. “Regression Analysis Of Inter-Variable Relationships Within Business Canvas Model: Value Proposition, Key Resources, Revenue And Cost Structure With The Cobb Douglass Production Function Approach (Study Case: Basic And Chemical Industries From 2006-2017)”. Jurnal Manajemen Indonesia 20, no. 2 (August 30, 2020): 95–114. Accessed July 9, 2025. https://journals.telkomuniversity.ac.id/ijm/article/view/3197.