STRAZDAS, Rolandas; ZABIELAVIČIENĖ, Irena. Methodical aspects of innovation costs calculation system. Business: Theory and Practice, [S. l.], v. 7, n. 2, p. 89–97, 2006. DOI: 10.3846/btp.2006.11. Disponível em: https://journals.vilniustech.lt/index.php/BTP/article/view/11627. Acesso em: 11 may. 2025.