K. Crnogaj and N. Gajšt, Eds., “Enhancing User Engagement in the Mobile App: An Agile Approach to New Product Development in the Queue App”, in Študije primerov EPF: Razvoj, trajnost in inovacije v poslovni praksi 2024, University of Maribor Press, 2024, pp. 231–248. doi: 10.18690/um.epf.8.2024.9.