Stefan Shivachev

• Ochert︠s︡i iz istorii︠a︡ta na Plovdiv
• Sbornik v chest na Kiril Patriarkh Bŭlgarski po sluchaĭ 100 godini ot rozhdenieto i 30 godini ot negovata smŭrt
• The Unification of Bulgaria 1885
• Trakiĭskata organizat͡s︡ii͡a︡ v Plovdiv