Sergei O. Kalendzhyan, Dmitriy A. Stapran Three fundamental premises of the theory of outsourcing and delegation of authorities // Russian Journal of Entrepreneurship. — 2016. — Vol. 17. — № 18. — p. 2415–2432. — doi: 10.18334/rp.17.18.36547
Dmitry Stapran Theory and practice of (out)sourcing // Russian Journal of Entrepreneurship. — 2016. — Vol. 17. — № 7. — p. 843–876. — doi: 10.18334/rp.17.7.35100
Vyacheslav Pleschenko The procurement process, its role and place in the business of manufacturing industries // Creative Economy. — 2011. — № 6 (54). — p. 18-29. — URL: http://bgscience.ru/com/lib/4955
Elena Chuprikova Opportunities of Outsourcing as the Method of IT-Services Rendering // Creative Economy. — 2012. — № 4 (64). — p. 67-71. — URL: http://bgscience.ru/com/lib/827