Composting is defined as the decomposition of wet, solid organic matter using aerobic microorganisms under controlled conditions. As a product, a useful material is obtained, similar to humus, which does not have an unpleasant smell and can be used as a soil conditioning agent or as a fertilizer. The main goals of composting different organic...

By Ivan Stojković, Milica Karanac, Vladimir Pavićević

 This scientific work aims to evaluate the life cycle of biodiesel, using the method of environmental impact and sustainability analysis. Biodiesel is a biofuel obtained by processing vegetable oils or animal fats, which can be used as a substitute for conventional diesel, due to its renewable nature and lower impact on greenhouse gas emission...

By Ivan J. Stojković, Miljana Krstić, Ana Veličković, Jelena Avramović, Vlada Veljković

 The growing trend of interest in Christian ethics and spirituality influenced organizational models and behavior. Spirituality gives meaning to every activity, including organizational leadership, and it provides a framework for using organizational models. The aim of the work is to connect the selected elements of the famous McKinsey model 7...

By Milan Resimić

 The tourist themed routes go back almost 100 years. First of all, they are of great importance within the field of tourism, and even today they are effective tools for tourism development and rural development. In the 1990s, the first thematic tourist routes were created in Central and Eastern European countries. Their creation, operation and...

By Mónika Pentz, Tibor Gonda

 Cybercrime as a specific type of crime has lately experienced expansion, so the attacks on countries, institutions as well as individuals are more frequent. The Republic of Srpska has not been left out either, considering the latest attacks on the Integrated Health Information System of the Republic of Srpska. Information technology developme...

By Suzana Malešić, Duška Zorić, Amir Hadžimujić

 Small and medium-sized enterprises (SMEs) represent a significant development factor in all transitional countries. It could be argued that the development of SMEs represents one of the greatest development opportunities for Bosnia and Herzegovina, including Republika Srpska. Therefore, it is important to highlight their position. Why focus o...

By Jelena Jovović, Milica Lakić, Darko Vaselić

 This study aims to dope silver (Ag) and fluorine (F) in zinc oxide (ZnO) for the improvement of photoresponse properties in ZnO since previous reports confirmed improvement of these properties using individual doping of F and Ag. The F-doped ZnO (FZO) and F and Ag co-doped ZnO (FAZO) nanorods were synthesized using a modified hydrothermal met...

By Aminu Muhammad, Sabah M. Mohammad, Suvindraj Rajamanickam, Ibrahim Garba Shitu

 Preserving the balance of the aquatic ecosystem requires minimizing the impact of invasive species, such as the spiny-cheek crayfish Faxonius limosus from the Danube River. Valorizing the meat of spiny-cheek crayfish through the concept of zero waste not only helps in reducing its negative impact on biodiversity but also presents an opportuni...

By Jasmina Lazarević, Ivana Čabarkapa, Slađana Rakita, Jovana Delić, Miloš Županjac, Zorica Tomičić, Tatjana Peulić

 This scientific work includes technological procedures and methods of control and testing of wagon axles (axle assemblies) that can be applied in determining their condition and the possibility of further use in exploitation. Technological procedures and methods enable controllers and operators to detect failures, i.e. defects, damage and irr...

By Veljko Vuković, Zoran Stjepanović, Halid Žigić, Novak Damjanović

 Religious tourism has been a dynamically growing social and economic phenomenon in our world for the past fifty years. Its roots can be traced back to thousands of years in a variety of religions. Nowadays, the number of religiously motivated trips worldwide is estimated to be at hundreds of millions every year. However, several times that nu...

By Elek Bartha