Figures (5)  Tables (4)

    • Figure 1. 

      Flowchart of the literature review.

    • Figure 2. 

      Overview of obtained bibliographic reference data.

    • Figure 3. 

      Relationship among various authors.

    • Figure 4. 

      Connection among various source journals.

    • Figure 5. 

      Co-occurrence of keywords.

    • RankAuthorDocumentsAuthorCitations
      1Kockelman K.10Shiftan Y.416
      2Ceder A. (Avi)6Kockelman K.389
      3Chow J.6Hensher A.247
      4Jenelius E.6Zhao J.225
      5Axhausen K.5Guerra E.219
      6Ben-Akiva M.5Shen Y.146
      7Pernestal A.5Zhang H.139
      8Rau A.5Levin M.136
      9Wang Z.5Acheampong R.130
      10Zhao J.5Cugurullo F.130

      Table 1. 

      Top-10 authors ranked by total documents and citations.

    • RankJournalDocumentsJournalCitations
      1Transportation Research Record41Transportation67.6
      2Transportation Research Part A32Journal of Transport Geography31.0
      3Transportation Research Part C30Transportation Research Part C29.4
      4Sustainability21Transportation Research Part A22.2
      5Journal of Advanced Transportation12Transportation Research Part F21.4
      6Transportation Research Part F10Transport Policy20.9
      7Transport Policy10Journal of Urban Planning and Development20.0
      8Transportation Research Part D-Transport and Environment9International Journal of Sustainable Transportation18.8
      9Cities8Transportation Research Record15.8
      10Research in Transportation Business and Management7Transportation Research Part D14.8

      Table 2. 

      Top-10 journals ranked by total documents and average citations.

    • CategoryRepresentative studiesData sourceAnalysis approach
      AcceptanceAlessandrini et al. (2016)[6]Questionnaire interviewCopula-based logit
      Herrenkind et al.(2019)[19]Online questionnaireStructural equation model
      Roche-Cerasi (2019)[14]Questionnaire interviewDescriptive statistics
      Papadima et al. (2020)[7]Online questionnaireConjoint analysis
      Bernhard et al. (2020)[9]Questionnaire interviewDescriptive statistics
      PerformanceAbe (2019)[4]National trip survey in JapanDescriptive statistics
      Sun et al. (2020)[12]Questionnaire interviewMixed logit
      Zhai et al. (2020)[20]Travel demand from ZhejiangAgent-based simulation
      Badia and Jenelius (2021)[21]Virtual operation dataContinuum approximation
      Kim et al. (2022)[11]3-year business license dataGeneralized linear mixed-effect regression
      PerceptionSalonen (2018)[13]Questionnaire interviewDescriptive statistics
      Dong et al. (2019)[22]Online questionnaireMixed logit
      Kassens-Noor et al. (2020)[15]Questionnaire interviewLogistic regression
      Rosell and Allen (2020)[8]Questionnaire interviewStructural equation model
      PreferenceWeschke et al. (2021)[23]Questionnaire interviewMixed logit model
      Mouratidis and Serrano (2021)[24]Questionnaire interviewDescriptive statistics
      Piatkowski (2021)[25]Questionnaire interviewOrdered logistic regression
      Guo et al. (2021)[26]Questionnaire interviewMixed logit model
      Yan et al. (2022)[10]Questionnaire interviewStructural equation model
      Zhao et al. (2022)[27]Questionnaire interviewStructural equation model
      Guo et al. (2022)[28]Questionnaire interviewStructural equation model

      Table 3. 

      Summary of literature related to users' attitudes.

    • Vehicle categoryOperation ObjectivesSolution approachRepresentative studies
      Autonomous busTimetableTime-space graphical techniquesCao et al. (2019)[29]
      Timetable and vehicle scheduleGA combined with binary variable iterationCao & Ceder (2019)[30]
      TimetableMixed-integer linear programGkiotsalitis et al. (2022)[31]
      Emission and energySimulation modelZhang et al. (2020)[32]
      Route and recharge
      schedule      		Constrained programWang et al. (2021)[33]
      Dedicated lanesMixed-integer nonlinear programZhang et al. (2022)[34]
      NetworkMulti-objective optimizationHatzenbühler et al. (2022)[35]
      Autonomous and
      conventional bus      		Schedule and capacityMixed-integer nonlinear programDai et al. (2020)[36]
      FleetMixed-integer stochastic programTian et al. (2021)[37]
      DeploymentDynamic assignment and simulation modelHatzenbühler et al. (2020)[38]
      DeploymentBi-level optimizationTian et al. (2022)[39]
      Semi- and fully-
      autonomous bus      		Generalized costMixed-integer nonlinear programZhang et al. (2019)[40]
      Modular autonomous busFleetGraphical methodLiu et al. (2020)[41]
      TransferTwo-stage modelWu et al. (2021)[42]
      Vehicle scheduleThree-dimensional macroscopic fundamental diagramDakic et al. (2021)[43]
      Station locationMixed-integer nonlinear programTian et al. (2022)[44]

      Table 4. 

      Summary of literature related to operations.