THE EFFECT OF DIGITAL ADVERTISING N TWORK FOR TOURISM USING LAVIJ AND STEINER MODEL IN QAZVIN. Singaporean Journal of Business Economics and Management, [S. l.], v. 4, n. (6), p. 1–9, 2015. Disponível em: http://www.singaporeanjbem.com/index.php/SJBEM/article/view/428. Acesso em: 24 jun. 2026.