Mariya Piveny The Concentration of Production in the Region’s Forest Industry (by the Example of the Primorsky Region) // Russian Journal of Entrepreneurship. — 2011. — № 9-2 (192). — p. 64-69. — URL: http://bgscience.ru/com/lib/3184
Elena Samorodova Monopolistic and Oligopolistic Competition as an Exogenous Factor of Growth of Production Scale and Concentration // Russian Journal of Entrepreneurship. — 2010. — № 8-1 (164). — p. 12-17. — URL: http://bgscience.ru/com/lib/2252