For most of their history, people have lived a "migration culture". By moving from one place to another, they created conveniences for themselves, but often also conflicts. The system of states established since the Neolithic revolution has created barriers for the movement of people in the form of political borders, but also cultural ones, b...

By Vlade Simović, Drasko Gajić

 Eco design involves creating products with minimal environmental impact throughout their entire life cycle. This approach integrates sustainability principles into the design, production, and disposal processes. By integrating of eco design principles, companies can significantly reduce its environmental footprint, promote sustainability, and...

By Nevena Vukić, Dejan Kojić, Ljubica Janjetović

 Social networks play an important role in various fields of companies' businesses. Numerous studies deal with analyzing the content shared with followers through these modern communication channels. What is shown through social networks are promises that are created and presented to followers to make a sale and build an emotional connection w...

By Dragana Gašević, Marija Vranješ, Dragana Tomašević

 The study examines the relationship between oil prices and headline and core inflation in Saudi Arabia from 2001 to 2022. To examine short- and long-run dynamic effects, the study employs Johansen cointegration and Vector Error Correction Model (VECM) approach. Our findings indicate the presence of long run equilibrium relationship only in th...

By Rami Hijazine

 E-commerce is the process of selling goods and services over the Internet. Customers come to the website or online marketplace and buy products using electronic payments. After receiving the money, the merchant ships the goods or provides the service. Digital marketing offers the perfect way to meet and connect with our audience. We can test ...

By Mirjana Kocaleva Vitanova, Biljana Zlatanovska, Marija Miteva

 The residual oil extracted from a press cake, a by-product of fodder radish seed screw pressing, underwent extraction using n-hexane as an extracting solvent. The influence of various process parameters (solvent/press cake ratio: 3–10 mL/g, temperature: 20–70 °C, and processing time: 1–5 min) on the residual fodder radis...

By Vesna S. Zlatković, Nada L. Grahovac, Ivana B. Banković Ilić, Petar M. Mitrović, Zoran B. Todorović, Ana M. Marjanović Jeromela, Vlada Veljković

 Lavender essential oil (LEO) is widely utilized in aromatherapy, cosmetics, pharmaceuticals, and the food industry due to its biological properties and appealing fragrances. This study examines the influence of two concentrations (5% and 10%) of NaCl and KCl on the chemical composition of LEO. Hydrodistillation was conducted with a 1:10 hydro...

By Aleksandra B. Perović, Ivana T. Karabegović, Miljana S. Krstić, Ana V. Veličković, Jelena M. Avramović, Stojan S. Mančić, Bojana R. Danilović, Vlada B. Veljković

 Ensuring the proper operation of a ship's propulsion system necessitates the use of high-quality fuels. Several factors contribute to fuel quality, including the source of origin crude oil, refining methods, blending processes, and the quality of storage and distribution. Marine fuels must adhere to international standards such as ISO standar...

By Miroslav Vukičević, Zdravko Ikica, Boris Hrnić, Vladan Vuković

 Isothiosemicarbazone molecules are an important part of a thiosemicarbazone family due to their coordination capacity and antiviral, antibacterial, antimalarial, and antitumor bioactivities, especially when coordinated with a metal ion. A new complex of Fe(III) with ligand Pyridoxal-S-methyl-isothiosemicarbazone (PLITSC) is synthesized. The s...

By Aleksandra A. Rakić, Luka Golubović, Violeta Jevtović, Dušan Dimić

 The study investigates the laser-induced breakdown (LIB) in gases, essential for plasma creation and rapid increase of free electron populations, highlighting its significance in scientific and technological areas like energy deposition and radiative emissions. It explores electron dynamics during LIB, emphasizing the need for precise free el...

By Hristina Delibašić Marković, Violeta Petrović, Konstantinos Kaleris, Ivan Petrović