1.CONTINUOUS TRAINING PROGRAMS AT THE FACULTY OF MINING AND GEOLOGY - PRODUCTION AND USE OF COMPRESSED NATURAL GAS Dejan Ivezic, Marija Zivkovic, Aleksandar Madzarevic, Predrag Jovancic, Dusan Danilovic, Milica Ivic University of Belgrade - Faculty of Mining and Geology 2.NATURAL GAS AND ITS USE EFFICIENCY CONTRIBUTION TO SUSTAINABLE DEVELOPMENT OF SERBIAN ENERGY Dr Vojislav Vuletić, Gas Association, Belgrade, prof. dr. Nenad Đajić, Academy of Engineering Sciences of Serbia, Belgrade 3.RATIONALITY AND EFFICIENCY IN GAS INDUSTRY THE FUNCTION OF NEW GEOPOLITICAL TRENDS Prof. Dr. Sofija Adzic, Faculty of Economics, Subotica

1.A SURVEY OF LAWS AND TECHNICAL LEGISLATION IN THE FIELD OF NATURAL GAS ODORIZATION AND THE CURRENT STATE OF ODORIZATION DEVICES Dr. Dusan Uzelac, full professor, Faculty of Technical Sciences, Novi Sad, dipl. eng. Adam Loncarevic, DOO "OD-JU", Irig 2.NEWS FROM THE PROJECT „HARMONIZATION OF TECHNICAL REGULATIONS FOR THE GAS SECTOR IN COUNTRIES OF SOUTHEAST EUROPE“ Aida Buco-Smajic, DVGW German Professional Association for Gas and Water, Representative Office Sarajevo 3.INCREASING NUMBER OF GAS VEHICLES – INTEREST OF STATE? Dr. Milan Milovanovic, research advisor, associate of the Faculty of Engineering University of Kragujevac

1.THE POSSIBILITIES OF COMBINED HEAT AND POWER GENERATION IN SERBIA WITH NATURAL GAS Dr. Vojislav VULETIC, Gas Association of Serbia, Belgrade Prof. Dr. Nenad ĐAJIC, Gas Association of Serbia, Belgrade 2.HYDROGEN - MAIN RESEARCH TOPICS IN EUROPEAN UNION M. Adzic, V. Fotev, A. Milivojevic, V. Adzic Faculty of Mechanical Engineering, University of Belgrade 3.ANALYSIS OF THE GAS PIPELINE MG-01 KIKINDA - PANČEVO AFTER INSPECTION BY INTELLIGENT PIGGING FROM THE ASPECT OF CATHODIC PROTECTION Zeljko Ratkovic, B.Sc.

1.THE PROPOSAL OF ENERGY SECTOR DEVELOPMENT STRATEGY OF REPUBLIC OF SERBIA UP TO 2025 WITH PROJECTIONS TO 2030 - STRATEGIC GOALS 2.NATURAL GAS SECTOR IN THE PROPOSAL OF ENERGY SECTOR DEVELOPMENT STRATEGY OF REPUBLIC OF SERBIA UP TO 2025 WITH PROJECTIONS TO 2030 Dejan Ivezic University of Belgrade - Faculty of Mining and Geology 3.POSSIBILITES FOR GASIFICATION OF REPUBLIKA SRPSKA THROUGHOUT THE INTERNATIONAL GAS PIPELINE “SOUTH STREAM” ÂËŔÄČĚČĐ ŔŁÄĹĐ, äčďë.číă, „ĂŔŃ-ĐĹŃ“ äîî, Áŕśŕëóęŕ äîö. äđ ŠÓÁÎ ĂËŔĚÎ×ČŽ, Energy Regulatory Commission Republika Srpska (RERS)

A word from the editor-in-chief • ANALYSIS AND REGULATORY TREATMENT OF LOSSES ON DISTRIBUTION SYSTEMS • UTILIZATION OF WASTE HEAT OF GAS MOTOR COMPRESSOR ON THE GAS PIPELINE SYSTEM OF SERBIA • ADMISSION TESTS OF NATURAL GAS HEATING BOILER • Information -News -Comments -Publications