“On Mutual Coincidence of Return on Capital Measuring Principles by Adam Smith and Karl Marx (A Critique of ‘Capital in the Twenty-First Century’ by Thomas Piketty)”. Advances in Systems Science and Applications 16, no. 3 (September 30, 2016): 1–10. Accessed April 3, 2025. https://ijassa.ipu.ru/index.php/ijassa/article/view/474.