C O N T E N T S
ORIGINAL SCIENTIFIC PAPERS
Srećko R. Stopić, Bernd G. Friedrich
Leaching of rare earth elements from bastnasite ore (second part)......... 241-254
Mihailo R. Mrdak
Velocity of powder particles in plasma at low pressure.......................... 255-269
Vadim L. Khaikov
Analysis of two groups of plane infantry targets as sets of geometric primitives............................................................................. 270-287
Roman Vochozka, Jaromir Mares
Problems of quantifying savings within asset acquisition....................... 288-306
Goran P. Šimić
Improving E-government services for advanced search......................... 307-325
PROFESSIONAL PAPERS
Miroslav D. Demić, Jasna D. Glišović
Contribution to the analytical calculation of the performances of a motor vehicle equipped with a hydrodynamic torque converter............ 326-346
Rajko М. Terzić, Milosav N. Majstorović
Open data concept, its application and experiences.............................. 347-364
Lukáš Vogal, Miroslav Pecina
Modeling theory and the level of model complexity............................... 365-373
Milan P. Elenkov, Hatidža A. Beriša, Igor I. Barišić
Challenges of the implementation of the concept of flexible use of airspace in the Republic of Serbia........................................................ 374-402
Mirko A. Borisov, Radovan V. Simić, Vladimir M. Petrović, Bogdan B. Bojović
Analysis of the capacity changes in the "Garajevac-istok" excavation by applying the GIS technology............................................................ 403-430
Nenad V. Kovačević, Goran M. Lazić, Igor Z. Đorđević
Submachine guns in the armed forces of the NATO countries................ 431-459
REVIEWS
Slavko J. Pokorni
8th international scientific conference on defensive technologies OTEH-2018 (proceedings review).......................................................... 460-468
MODERN WEAPONS AND MILITARY EQUIPMENT............................... 469-487
Dragan M. Vučković
CALL FOR PAPERS AND INSTRUCTIONS FOR AUTHORS.................... 488-505
INFORMATION FOR CONTRIBUTORS AND READERS.......................... 506-507