КоролевВ. А., and МамонтовД. С. “Approaches to Evaluation of a Company Owner Investment Efficiency of His Personal Activity towards Business Direction”. Journal of Corporate Finance Research / Корпоративные Финансы | ISSN: 2073-0438, Vol. 5, no. 4, Feb. 2012, pp. 40-53, doi:10.17323/j.jcfr.2073-0438.5.4.2011.40-53.