DOTSENKO, Tetiana; SHAPARENKO, Serhii; HUMENNA, Yuliia. INTERRELATIONSHIPS OF CASHLESS ECONOMY, SERVICES OF TELECOMMUNICATION COMPANIES AND INDICATORS OF THE SHADOW ECONOMY: MODERN MODELING TECHNIQUES. Socio-economic relations in the digital society, [S. l.], v. 2, n. 48, p. 12–24, 2023. DOI: 10.55643/ser.2.48.2023.489. Disponível em: https://www.fta-support.website/index.php/SER/article/view/489. Acesso em: 1 aug. 2026.