BAHATSKYI, V. O.; BAHATSKYI, O. V. Estimation methods of the quality of public utilities. Visnyk of Vinnytsia Politechnical Institute, [S. l.], n. 6, p. 108–115, 2014. Disponível em: https://visnyk.vntu.edu.ua/index.php/visnyk/article/view/868. Acesso em: 16 jul. 2024.