[[1] Mintzberg, H. Strategy in Companies, http://www.v-ratio.ru and http://www.clif.ru/management/strategy/plan/10_school.shtml]Search in Google Scholar
[[2] DRAKAR, P. Effective management. "Classic and Style" Publishing House, Sofia, 2002.]Search in Google Scholar
[[3] TOKAREV, C. Application of the SWOT analysis in company strategies, on materials from the site http://www.clif.ru/management/strategy/plan/adapt_swot.shtml.]Search in Google Scholar
[[4] TARRAGO, F and others. Strategic Management. University Publishing House "Holding", Sofia, 1999.]Search in Google Scholar
[[5] STOYANOV, E. Strategic marketing. University Publishing House "Holding", Sofia, 1999.]Search in Google Scholar
[[6] PANAYOTOV, D and others. Strategic planning (theory methodology, case studies). Economic Academy "D. A. Tsenov ", Svishtov, 2001.]Search in Google Scholar
[[7] BLAGOEV, C. Marketing. International University, Sofia, 2003.]Search in Google Scholar