Perfection of planning innovative of investment activity on the enterprises of Ukraine. Economics and region, [S. l.], n. 3(58), p. 120–126, 2018. DOI: 10.26906/EiR.2016.3(58).1231. Disponível em: https://ojs35.nupp.edu.ua/eir/article/view/1231. Acesso em: 23 dec. 2025.