Illia Shkirenka. “ADAPTING SYSTEMS ENGINEERING TO EVALUATE TECH STARTUPS: AN INNOVATIVE FRAMEWORK BASED ON OMG ESSENCE”. The American Journal of Engineering and Technology 6, no. 11 (November 23, 2024): 54–62. Accessed August 7, 2025. https://www.theamericanjournals.com/index.php/tajet/article/view/5663.