1. 1. Gao, Y., Rasouli, S., Timmermans, H., & Wang, Y. (2018). Trip stage satisfaction of public transport users: A reference-based model incorporating trip attributes, perceived service quality, psychological disposition and difference tolerance. Transportation Research Part A: Policy and Practice, Volume 118, 759-775. doi: 10.1016/j.tra.2018.10.029. (in English).
2. 2. Eldeeb, G., & Mohamed, M. (2020). Quantifying preference heterogeneity in transit service desired quality using a latent class choice model. Transportation Research Part A: Policy and Practice, Volume 139, 119-133. doi: 10.1016/j.tra.2020.07.006. (in English).
3. 3. Deb, S., & Ahmed, M. A. (2019). Quality assessment of city bus service based on subjective and objective service quality dimensions. Benchmarking: An International Journal. doi: 10.1108/BIJ-11-2017-0309. (in English).
4. 4. Boykiv, M. & Kushpeta O. (2015). Vtomlyuvanist' pasazhyriv elektrotransportu yak kryterij ocinky yakosti transportnogo obslugovuvannya [Evaluation of quality electric vehicle maintenance of passengers]. Proceedings from Vseukrayins'ka naukovo-teorety'chna konferenciya «Problemy z transportnymy potokamy i napryamy yix rozv'yazannya» - All-Ukrainian scientific-theoretical conference «Problems with traffic flows and directions of their solution». (pp. 141-142). Lviv: Publishing House of Lviv Polytechnic National University (in Ukrainian).
5. 5. Kovaliova K. (2017). Vtomlyuvanist' pasazhy'riv elektrotransportu yak kry'terij ocinky yakosti transportnogo obslugovuvannya [Analysis of factors influencing the comfort of transportation in the system of urban passenger transport]. Proceedings from ХХІV Mizhnarodna Naukovo-Praktychna Konferentsiia Studentiv Aspirantiv Ta Molodykh Uchenykh «Aktualni Problemy Zhyttiediialnosti Suspilstva» - XXIV International scientific-practical conference of students, graduate students and young scientists «Actual problems of society». (pp. 102-103). Kremenchuk: KrNU (in Ukrainian).