MYAMLIN, V. V. TO THE QUESTION OF PROFIT CATEGORY. Science and Transport Progress , [S. l.], n. 29, p. 268–279, 2009. DOI: 10.15802/stp2009/14223. Disponível em: https://stp.ust.edu.ua/article/view/14223. Acesso em: 14 may. 2025.