1. KOVAČEVIĆ, Željko. C++ : analiza i primjena. Zagreb: Školska knjiga, cop. 2004. 284 str. ISBN 953-0-21154-6. [COBISS.SI-ID 26680581]

2. BUŠELIĆ, Vjeran, KOVAČEVIĆ, Željko. High education study program model towards employability. On a way to understand Employer's requirements for Generic Competences. In: HUNJAK, Tihomir (ed.). CECIIS : Central European Conference on Information and Intelligent Systems : 27th international conference, September 21st-23rd, 2016, Varaždin, Croatia. Varaždin: Faculty of Organization and Informatics, 2016. Str. 107-115, ilustr. Central European Conference on Information and Intelligent Systems (Print), Central European Conference on Information and Intelligent Systems (Online). ISSN 1847-2001, ISSN 1848-2295. http://archive.ceciis.foi.hr/app/public/conferences/1/ceciis2016/papers/EIS-3.pdf. [COBISS.SI-ID 22549014]

3. KOVAČEVIĆ, Željko, MAUHER, Mladen, SLAMIĆ, Miroslav. Croatian Qualification Framework - Data Model and Software Implementation in higher education. In: BILJANOVIĆ, Petar (ed.). MIPRO 2017 : 40th Jubilee International Convention, May 22-26, 2017, Opatija, Croatia : proceedings. Rijeka: Croatian Society for Information and Communication Technology, Electronics and Microelectronics - MIPRO, cop. 2017. Str. 1715-1719, ilustr. MIPRO ... (Tisak). ISBN 978-953-233-093-9. ISSN 1847-3938. http://docs.mipro-proceedings.com/proceedings/mipro_2017_proceedings.pdf. [COBISS.SI-ID 22568214]

4. KOVAČEVIĆ, Željko. Modeliranje, implementacija i administracija baza podataka : priručnik na kolegiju 'Modeliranje i administracija baza podataka' koji se održava u sklopu nastave na diplomskom stručnom studiju informatike Tehničkog veleučilišta u Zagrebu. Zagreb: Tehničko veleučilište u Zagrebu, 2018. 183 str. Priručnici Tehničkog veleučilišta u Zagrebu. ISBN 978-953-7048-78-5. https://bib.irb.hr/datoteka/979191.Modeliranje_implementacija_i_administracija_baza_podataka.pdf. [COBISS.SI-ID 22486038]

5. KOVAČEVIĆ, Željko, SLAMIĆ, Miroslav, STOJANOVIĆ, Aleksandar. Objektno orijentirano programiranje : skripta na kolegiju "Objektno orijentirano programiranje" koji se održava u sklopu nastave na dodiplomskim stručnim studijima informatike i računarstva Tehničkog veleučilišta u Zagrebu. Zagreb: Tehničko veleučilište u Zagrebu, 2018. 142 str. Priručnici Tehničkog veleučilišta u Zagrebu. ISBN 978-953-7048-77-8. https://bib.irb.hr/datoteka/979189.Objektno_orijentirano_programiranje.pdf. [COBISS.SI-ID 22485782]

6. PETROVEČKI, Martina, KOVAČEVIĆ, Željko. Istaknute značajke SQL servera 2019 = Featured characteristics of SQL server 2019. Polytechnic and design. 2019, vol. 7, no. 1, str. 1-7. ISSN 1849-1995. https://polytechnicanddesign.tvz.hr/index.php/ojs/article/view/227/208. [COBISS.SI-ID 22485526]

7. KOVAČEVIĆ, Željko, MERNIK, Marjan, RAVBER, Miha, ČREPINŠEK, Matej. From grammar inference to semantic inference - an evolutionary approach. Mathematics. 2020, vol. 8, no. 5, str. 1-20. ISSN 2227-7390. https://www.mdpi.com/2227-7390/8/5/816, DOI: 10.3390/math8050816. [COBISS.SI-ID 15805699]

8. KOVAČEVIĆ, Željko. Napredne tehnike programiranja u C++ builderu : udžbenik na kolegiju 'Napredne tehnike programiranja' koji se održava u sklopu nastave na dodiplomskim stručnim studijima informatike i računarstva Tehničkog veleučilišta u Zagrebu. Zagreb: Tehničko veleučilište u Zagrebu, 2020. 191 str. Priručnici Tehničkog veleučilišta u Zagrebu. ISBN 978-953-7048-91-4. https://bib.irb.hr/datoteka/1096486.Napredne_tehnike_programiranja_u_C_Builderu.pdf. [COBISS.SI-ID 61754371]

9. KOVAČEVIĆ, Željko, KRUSHA, Edmond. Programsko inženjerstvo i informacijski sustavi : Priručnik na kolegijima 'Programsko inženjerstvo u otvorenim sustavima', 'Projektiranje i oblikovanje informacijskih sustava' te 'Modeliranje poslovnih procesa' koji se održavaju u sklopu nastave na diplomskom stručnom studiju informatike Tehničkog veleučilišta u Zagrebu. Zagreb: Tehničko veleučilište u Zagrebu, 2020. 159 str. Priručnici Tehničkog veleučilišta u Zagrebu. ISBN 978-953-7048-93-8. https://bib.irb.hr/datoteka/1096475.Programsko_inenjerstvo_i_informacijski_sustavi.pdf. [COBISS.SI-ID 61752835]

10. RAVBER, Miha, KOVAČEVIĆ, Željko, ČREPINŠEK, Matej, MERNIK, Marjan. Inferring absolutely non-circular attribute grammars with a memetic algorithm. Applied soft computing. [Print ed.]. March 2021, vol. 100, str. 1-13. ISSN 1568-4946. DOI: 10.1016/j.asoc.2020.106956. [COBISS.SI-ID 41237251]

11. KOVAČEVIĆ, Željko. Automatic compiler/interpreter generation from programs for domain-specific languages using semantic inference : doktorska disertacija. Maribor: [Kovačević Ž.], 2022. XXVI, 132 f., ilustr. Digitalna knjižnica Univerze v Mariboru – DKUM, Digitalna knjižnica Slovenije - dLib.si. [COBISS.SI-ID 99642627]

12. KOVAČEVIĆ, Željko, RAVBER, Miha, LIU, Shih-Hsi, ČREPINŠEK, Matej. Automatic compiler/interpreter generation from programs for Domain-Specific Languages: Code bloat problem and performance improvement. Journal of computer languages. [Online ed.]. June 2022, vol. 70, 12 str. ISSN 2590-1184. DOI: 10.1016/j.cola.2022.101105. [COBISS.SI-ID 104893699]
project: P2-0041; funder: ARRS

13. SLIVNIK, Boštjan, KOVAČEVIĆ, Željko, MERNIK, Marjan, KOSAR, Tomaž. On comprehension of genetic programming solutions : a controlled experiment on semantic inference. Mathematics. Sep. 2022, vol. 10, iss. 18, str. 1-17, ilustr. ISSN 2227-7390. https://www.mdpi.com/2227-7390/10/18/3386, DOI: 10.3390/math10183386. [COBISS.SI-ID 122033411]

14. KOSAR, Tomaž, KOVAČEVIĆ, Željko, MERNIK, Marjan, SLIVNIK, Boštjan. The Impact of Code Bloat on Genetic Program Comprehension: Replication of a Controlled Experiment on Semantic Inference. Mathematics. 2023, vol. 11, no. 17, [article no.] 3744, 20 str. ISSN 2227-7390. Digitalna knjižnica Univerze v Mariboru – DKUM, DOI: 10.3390/math11173744. [COBISS.SI-ID 162943747]
project: The second author wishes to thank the University of Maribor Faculty of Electrical Engineering and Computer Science; the Zagreb University of Applied Sciences; and the Zagreb University Computing Center for providing computer resources. The first and third authors acknowledge the financial support of the Slovenian Research Agency (Research Core Funding No. P2-0041)

15. KOVAČEVIĆ, Željko, BUBNIČ, Boštjan, KOSAR, Tomaž. Exploring the usage of mobile phones in the assessment process : a case study. In: SKALA, Karolj (ed.). MIPRO 2024 : 47th ICT and Electronics Convention : May 20-24, 2024, Opatija, Croatia : mipro proceedings. Rijeka: Croatian Society for Information, Communication and Electronic Technology - MIPRO, cop. 2024. Str. 602-607. MIPRO ... ISSN 1847-3946. https://mipro-proceedings.com/. [COBISS.SI-ID 197429251]
project: The authors wish to thank the whole team of the Programming Methodologies Laboratory at the University of Maribor, Faculty of Electrical Engineering and Computer Science, for their help and fruitful discussions during the execution of the pilot study. The third author acknowledges the financial support from the Slovenian Research Agency (Research Core Funding No. P2-0041).