ПерваковаЕ.Е. and ЧайкаВ.А. 2014. Effectiveness of innovation activity of large Russian companies. Journal of Corporate Finance Research / Корпоративные Финансы | ISSN: 2073-0438. 7, 4 (Feb. 2014), 72-78. DOI:https://doi.org/10.17323/j.jcfr.2073-0438.7.4.2013.72-78.