@inbook{10802,
  author = {Kalin Kalinov},
  title = {Scenario 4. Protection of the Maritime Sovereignty of the Republic of Bulgaria},
  year = {2007},
  journal = {Methodology and scenarios for defense planning},
  publisher = {Ministry of Defence, Directorate "Defence Policy", Military Publishing House},
  address = {Sofia},
  language = {eng},
}