REPLACEMENT OF SHORT-HAUL FLIGHTS BY TRAINS - REQUIREMENTS FOR AIRPORT TRAINS
Bernhard RÜGER, Vienna University of Technology & St. Pölten University of Applied Sciences, Austria
Christian ALBL, ÖBB-Holdung, Wien, Austria

RISK ANALYSIS OF INVESTMENT PROJECTS IN SERBIA RAILWAY TRANSPORT
Vasko VASSILEV, Todor Kableshkov University of Transport, Sofia, Bulgaria
Predrag JOVANOVIĆ, Faculty of Transport and Traffic Engineering, Belgrade, Serbia

DEVELOPMENT OF COTIF´S TECHNICAL UNIFORM RULES FOR THE INTERNATIONAL OPERATION OF RAILWAY VEHICLES
Bas LEERMAKERS, Dragan NEŠIĆ
OTIF Secretariat, Bern, Switzerland

COMPETITION OF CORRIDOR X AND CORRIDOR IV – GAME THEORY APPROACH
Miroslav PROKIĆ, Branislav BOŠKOVIĆ
Faculty of Transport and Traffic Engineering, Belgrade, Serbia

HOW TO RECONCILE ENERGY REGULATION AND TRACTION CURRENT SETTLEMENT SYSTEM IN SERBIAN RAILWAY SECTOR
Miloš STANOJEVIĆ, Mirjana BUGARINOVIĆ
Faculty of Transport and Traffic Engineering, Belgrade, Serbia

DO TECHNOLOGICAL ADVANCES AND RAILWAY MARKET COMPETITIVENESS GO HAND BY HAND – DISCUSSION OF SERBIAN RAILWAYS
Jakša POPOVIĆ, ASV export-import LLC, Belgrade, Serbia
Mirjana BUGARINOVIĆ, Faculty of Transport and Traffic Engineering, Belgrade, Serbia

PERFORMANCE ASSESSMENT OF THE ŽRS ROLLING STOCK STRUCTURE IN CHANGED CONDITIONS OF TRANSPORT MARKET
Rade CVIJANOVIĆ, Rade BLAGOJEVIĆ, Railways of Republic of Srpska, Doboj, Republic of Srpska, BIH
Vladimir MALČIĆ, Ratko ĐURIČIĆ, Traffic College Doboj, East Sarajevo University, Republic of Srpska, BIH

ERTMS DEPLOYMENT ACROSS EUROPE: STATE OF PLAY, MAIN CHALLENGES AND FUTURE PLANS
Jasmina STANIŠIĆ, Nikola RISTIĆ, Bojan VOZAR
DB Engineering & Consulting, Belgrade, Serbia

DIGITALISATION OF THE RAILWAYS, WHERE ARE WE NOW?
Bojan VOZAR, Nikola RISTIĆ, Jasmina STANIŠIĆ
DB Engineering & Consulting, Belgrade, Serbia

ANALYSIS OF THE FACTORS INFLUENCING THE EFFICIENCY OF PASSENGER RAILWAY TRANSPORT IN BULGARIA
Oleg KRASTEV, Kiril VELKOV, TU Sofia, Sofia, Bulgaria
Borislav ARNAUDOV, Tashko MINKOV, University of National and World Economy – Sofia, Bulgaria
Ivan PETROV, Todor Kableshkov University of Transport, Sofia, Bulgaria

EVALUATION OF THE PLACE OF RAILWAY TRANSPORT IN THE PROVISION OF TRANSPORT SERVICES IN BULGARIA
Kiril VELKOV, Oleg KRASTEV, TU Sofia, Sofia, Bulgaria
Borislav ARNAUDOV, Tashko MINKOV, University of National and World Economy, Sofia, Bulgaria
Ivan PETROV, Todor Kableshkov University of Transport, Sofia, Bulgaria