LUKIANETS , Volodymyr. Concept and signs of official works. Actual problems of law (Aktual’ni problemi pravoznavstva), [S. l.], n. 1, p. 128–133, 2026. DOI: 10.35774/app2026.01.128. Disponível em: https://appj.wunu.edu.ua/index.php/apl/article/view/2243. Acesso em: 8 may. 2026.