This paper presents the bacics of building road tunnels with special reference to the construction of the Zenica tunnel on the highway of Corridor Vc. Tunnel construction technology includes the following three basic groups of underground works: tunnel excavation, substructure works (primary support) and construction of secondary tunnel lining. The...

By Ermedin Halilbegović, Sabahudin Petak, Tarik Zahirović, Adis Šabotić

The European Union targets zero emissions by 2050. A key sector for achieving this goal is road transport, where emissions show no signs of decreasing but continue to grow. Diesel engines are important propulsion systems for road and off-road vehicles. Most heavy trucks and buses are powered by a diesel engine due to long-term reliability, high fue...

By Slobodan Tošić, Slavko Đurić, Zdravko Božičković, Asib Alihodžić

Fear accompanies a person during most of life, even more than happiness and joy, from howa child is born and cries, there is an indefinite state that can be interpreted as fear of life. It can be said thatuntil the last hour of life, different types of fears change, which a person does not get rid of completely.Each period of growing up brings with...

By Marija Stanković

Climate change has a significant impact on plant, animal species and the human race. Therefore, they are the subject of many studies by world scientists, but also by international organizations. That is why we will go into this matter to find out the real causes of climate change, the consequences that are expected by these changes. We will find ou...

By Rajko Kasagić

Starting from the definition of credit in theory, certain questions are raised. First of all, in addition to other rights and obligations arising in such a legal relationship, there is also the issue of ensuring the repayment of credit funds. In this context, the question arises: "Which means of loan security to choose", ie which means of loan secu...

By Adis Mehić, Jasmina Tahirović

In modern business conditions, innovations are an important prerequisite for successful business changes, in order to ensure sustainable competitiveness in the domestic and global markets. In these countries, there are no significant financial investments in research and development activities, as well as in science, which is the basis for the crea...

By Olgica Nestorović, Dušan Aničić, Vesna Petrović

Today, it can be emphasized with certainty that the rule of law is the foundation of modern economics, politics, culture, education, etc. There is no area of the social system that is not dependent on and protected by the implementation of the rule of law. According to the criterion of whether this principle is applied, states are classified as tot...

By Atanas Kozarev, Tijana Bombol Delevska

E-marketing in tourism has emerged with the development of information technology and the increasing use of the Internet by a wide range of users. During 2020, a pandemic caused by the COVID-19 virus was declared worldwide. One of the most affected activities is tourism, given that the movements of people around the world are limited. In this conte...

By Marinko Mikić

The new EU cybersecurity strategy introduces new rules to increase the resilience of key physical and digital entities. The strategy is aimed at building the digital future of Europe, a security union with a strong influence on the countries on the road to the EU. A key question is how to strengthen Europe’s collective resilience to cyber thr...

By Tijana Bombol Delevska

On the way from the traditional to the modern developed economy, in the conditions of the COVID 19 pandemic, major changes are happening. Old markets are limited and new ones are open. As a result of the COVID 19 pandemic, there is no significant development of new technologies and the emergence of a larger number of new products and services on th...

By Veljko Đukić, Ognjen Đukić