UDK 330.11 ISSN 2637-2150 (print) ISSN 2637-2614 (online) STED JOURNAL Journal of Social and Technological Development IZDAVAČ: UNIVERZITET PIM - BANJA LUKA Banja Luka, november 2019. STED Journal 1(2). November 2019. Journal homepage: https://stedj-univerzitetpim.com/en/homepage/ UDK 330.11 ISSN 2637-2150 (print) ISSN 2637-2614 (online) STED JOURNAL Journal of Social and Technological Development - Časopis o društvenom i tehnološkom razvoju Časopis je do 2019. godine izlazio pod naslovom „Anali poslovne ekonomije“ Izdavač - Publisher UNIVERZITET PIM, Banja Luka – UNIVERSITY PIM, Banja Luka Za izdavača – For Publisher Dr Ilija Džombić, redovni profesor - Direktor Glavni i odgovorni urednik – Editor in Chief Dr Dejan Kojić, docent Međunarodni uređivački odbor – Internacional Editorial board Dr Veselin Drašković, University of Montenegro, Maritime Faculty, Kotor, Montenegro; Dr Bagrat Yerzenkyan, Central Economics and Mathematics Institute, Russian Academy of Science, State University of Management Moscow, Russia; Dr Jelena Pavličević, University of Novi Sad, Faculty of Technology, Novi Sad, Serbia; Dr Milena Marinović-Cincović, University of Belgrade, Vinča Institute of nuclear Sciences, Belgrade, Serbia; Dr Isaac Lera, University of the Balearic Islands, Department of Mathematics and Computer Science, Spain; Dr Ayse Aroguz, Istanbul University, Engineering Faculty, Istanbul, Turkey; Dr Darina Duplakova, Technical University of Kosice, Faculty of Manufacturing Technologies with a seat in Presov, Institute of Advanced Technologies, Presov, Slovakia; Dr Yaroslov Kusyi, National University “Lviv Polytechnic”, Ukraine; Dr Milena Špirková, Institute of Macromolecular Chemistry, Prague, Czech Republic; Dr Bojana Ikonić, University of Novi Sad, Faculty of Technology, Novi Sad, Serbia; Dr Mirjana Jovičić, University of Novi Sad, Faculty of Technology, Novi Sad, Serbia; Dr Nikša Grgurević, Faculty of Management, Herceg Novi, Montenegro; Dr Benea Marius Calin, Politehnica University Timisoara, Faculty of Engineering Hunedoara, Romania; Dr Oskar Bera, University of Novi Sad, Faculty of Technology, Novi Sad, Serbia; Dr Boris Dorbić, scientific- expert association “FUTURA”, Šibenik, Croatia; Dr Ljiljana Tanasić, Higher agricultural school of vocational studies in Šabac, Serbia; Dr Nataša Lukić, University of Novi Sad, Faculty of Technology, Novi Sad, Serbia; Emilija Friganović, mag. ing. preh. teh., scientific-expert association “FUTURA”, Šibenik, Croatia. Uređivački odbor iz BiH – Editorial Board from B&H Dr Dragan Đuranović, Univerzitet PIM, Banja Luka; Dr Marijana Žiravac Mladenović, Univerzitet PIM, Ekonomski fakultet Banja Luka; Dr Mladen Ivić, Univerzitet PIM, Ekonomski fakultet, Banja Luka; Dr Nikola Vojvodić, ITEP visoka škola, Banja Luka; Dr Željko Grublješić, Univerzitet PIM, Ekonomski fakultet Banja Luka; Dr Milica Delibašić, Univerzitet PIM, Ekonomski fakultet, Trebinje; STED Journal 1(2). November 2019. Journal homepage: https://stedj-univerzitetpim.com/en/homepage/ UDK 330.11 ISSN 2637-2150 (print) ISSN 2637-2614 (online) Dr Dara Cvijetić, Elektroprivreda Republike Srpske, Trebinje; Dr Branko Latinović, Panevropski univerzitet „APEIRON“, Banja Luka; Dr Saša Salapura, Univerzitet PIM, Fakultet računarskih nauka, Banja Luka; Dr Enes Sukić, Univerzitet PIM, Fakultet računarskih nauka, Banja Luka; Dr Predrag Raosavljević, Institucija ombudsmena za ljudska prava, Banja Luka; Dr Aleksandra Vuković, Univerzitet PIM, Pravni fakultet, Trebinje; Dr Veljko Vuković, Univerzitet PIM, Tehnički fakultet, Banja Luka; Dr Jasna Bogdanović Čurić, Univerzitet u Istočnom Sarajevu, Akademija likovnih umjetnosti, Trebinje; Dr Snežana Samardžić, JZU Specijalna bolnica za psihijatriju, Sokolac. Lektor - Copy editor Aleksandar Ivetić Lektor za engleski jezik - Copy editor for English Snježana Jež Tehnička priprema – Technical prepress dipl. ing. Aleksandar Sofrić Adresa redakcije - Address of Editorial Office Univerzitet PIM, Despota Stefana Lazarevića bb, 78000 Banja Luka Phone/Fax: +387 (0)51 378 300; e-mail: [email protected]; Štamparija - Printed by Vilux d.o.o. Banja Luka Tiraž: 200 primjeraka Radovi su dostupni u vidu punog teksta na: https://stedj-univerzitetpim.com/en/homepage/ This is an open access journal which means that all content is freely available. Users are allowed to read, download, copy, distribute, print, search, or link to the full texts of the articles in this journal without asking prior permission from the publisher or the author. Copyright © 2019 UNIVERSITY PIM, All Rights reserved Copyright license: All articles are licensed via Creative Commons CC BY-NC-ND 4.0 STED Journal 1(2). November 2019. Journal homepage: https://stedj-univerzitetpim.com/en/homepage/ UDK 330.11 ISSN 2637-2150 (print) ISSN 2637-2614 (online) UVODNA RIJEČ UREDNIKA Poštovane kolege autori, uvaženi čitaoci, Pred vama je druga sveska u 2019. godini koja obuhvata obuhvata 9 radova. Svi objavljeni radovi su dobili pozitivnu ocjenu od strane dva nezavisna recenzenta. Recenzije su anonimne, odnosno, recenzentima se ne otkriva identitet autora i autorima se ne otkriva identitet recenzenata. Recenzenti su preporučili i razvrstavanje članaka u naučne, odnosno stručne radove. Recenzenti su svoju saglasnost za objavu rada utemeljili na ocjeni originalnosti rada, njegove aktuelnosti, ocjene primijenjene metodologije i korišćene literature. Svakom radu je od strane Narodne i univerzitetske biblioteke Republike Srpske dodijeljen COBISS, UDK i DOI broj. Časopis ima analitički obrađene članke koji se objavljuju u tekućoj nacionalnoj bibliografiji i uvršten je u centralni elektronski katalog. Svi članovi uredništva imaju naučna ili nastavna zvanja iz užih naučnih oblasti koje pokriva časopis. Časopis je uvršten u EBSCO, ROAD, CEEOL i GOOGLE SCHOLAR citatne baze podataka. Na zadnjim stranama časopisa je i bibliografija radova objavljenih u prvoj svesci za 2019. godinu. Zahvaljujemo se recenzentima radova koji su svojom profesionalnošću i kritičkim pristupom u velikoj mjeri doprinjeli kvalitetu objavljenih radova. S poštovanjem, Dr Dejan Kojić, docent Glavni i odgovorni urednik EDITOR'S INTRODUCTION Dear fellow authors, distinguished readers, In the front of you is the second issue of the scientific journal of social and technological development - STED Journal in 2019, published by the University of Business Engineering and Management. The second issue in 2019 includes 9 papers. Published papers have got a positive review by two independent reviewers. Reviews are anonymous and reviewers do not know the authors identity. Reviewers have also suggested the sorting of papers into scientific and expert category. Reviewers have given their consent for publishing of paper based on their assessment of originality, novelty, used methodology and literature of paper. Each paper is assigned COBISS, UDC and DOI number by the National and University Library of the Republic of Srpska. The journal has its analytically revised articles which are published in the current national bibliography, and it is included in the central electronic catalogue. All members of the editorial board have scientific or educational titles from the narrow scientific fields covered by the journal. The journal is included in the EBSCO, ROAD, CEEOL i GOOGLE SCHOLAR citation databases. On the last pages of the journal, there is also the bibliography of papers published in first issue in 2019. We thank the reviewers of papers whose professionalism and critical approach have greatly contributed to the quality of published papers. With best wishes, Dr Dejan Kojić, docent STED Journal 1(2). November 2019. Journal homepage: https://stedj-univerzitetpim.com/en/homepage/ UDK 330.11 ISSN 2637-2150 (print) ISSN 2637-2614 (online) Editor-in-Chief SADRŽAJ – TABLE OF CONTENTS THE EFFECTS OF MODIFIED CLAY ON CONTROLLED DRUG RELEASE SYSTEMS……………………………………………………....................................... 1-7 Davut Lacin, Ayse Zehra Aroguz, Vesna Teoflović, Jelena Pavličević, Olga Govedarica, Milovan Janković, Jaroslava Budinski-Simendić POLYMERIC SCAFFOLDS FOR TISSUE ENGINEERING APPLICATIONS…………………………………………………………………….. 8-12 Ayse Zehra Aroguz POLYMER CONCRETE MIXTURES – APPLICATION IN ENGINEERING INDUSTRY……………………………………………................................................ 13-20 Robert Poklemba, Jozef Zajac, Darina Duplakova, Peter Cizmar, David Goldyniak INTERCONNECTION OF MATERIALS SCIENCE, 3D PRINTING AND MATHEMATICS IN INTERDISCIPLINARY EDUCATION ..................... 21-30 Natalija Budinski, Zsolt Lavicza, Nevena Vukić, Vesna Teofilović, Dejan Kojić, Tamara Erceg, Jaroslava Budinski-Simendić THE INNOVATIVE APPROACH TO INTELLIGENT HELPDESK SYSTEMS DEVELOPMENT…………………………………………………………………...… 31-42 Vladimir Milićević, Slavoljub Milovanović BREGZIT - OPASNOST ILI ŠANSA ZA VELIKU BRITANIJU? ………………. 43-55 BREXIT – A THREAT OR AN OPPORTUNITY FOR THE UNITED KINGDOM? Ljiljana Jović, Danijela Lakić ЛИБЕРАЛИЗАЦИЈА ТАРИФА У ОСИГУРАЊУ ОД АУТО-ОДГОВОРНОСТИ РЕПУБЛИКЕ СРПСКЕ................................................................................................ 56-69 LIBERALISATION OF TARIFFS ON MARKET MTPL INSURANCE OF REPUBLIC OF SRPSKA Boriša Stevanović ULOGA MENADŽMENTA ZDRAVSTVENE USTANOVE U DAVANJU USLUGA NA OSNOVU MEĐUNARODNIH UGOVORA.........……………………................ 70-75 THE ROLE OF HEALTH INSTITUTION MANAGEMENT IN THE PROVISION OF MEDICAL SERVICES THROUGH INTERNATIONAL AGREEMENTS Željko Grublješić, Mladen Ivić, Nikola Vojvodić, Dalibor Pavlović CONDITIONS FOR EFFECTIVE INTERVENTION OF OMBUDSMEN IN ANTI- DISCRIMINATION