IVANOVA, N.; NIEIZVIESTNA, O.; SHEVCHENKO, L.; KOTKOVSKYI, V.; TRYHUBCHENKO, Y. Signal approach for determining the level and assessing financial security. In: CHERNEGA, O.; BOCHAROVA, Y. (eds.). CHALLENGES AND PARADIGM OF NATIONAL AND INTERNATIONAL SECURITY OF THE XXI CENTURY: ECONOMIC AND TECHNOGENIC DISCOURSE. Kharkiv: TECHNOLOGY CENTER PC, 2022. p. 82–105. DOI: 10.15587/978-617-7319-59-6.ch5. Disponível em: https://monograph.com.ua/catalog/chapter/978-617-7319-59-6/3462. Acesso em: 26 jul. 2025.