ЛЕОНОВ, Я.; ЗАВАЦЬКА, Н. Effective mechanism for pricing on the product scope of the services. Slobozhanskyi Herald of Science and Sport, [S. l.], n. 4(27), p. 263–264, 2011. Disponível em: https://journals.uran.ua/index.php/1991-0177/article/view/30394. Acesso em: 18 dec. 2024.