Table 1 A list of sources used and categories they acknowledged

Bachok et al. [22]

X

X

X

X

X

X

X

X

X

X

Urban transport

Buenk et al. [23]

X

X

X

X

X

X

X

X

X

X

Micro-transit systems

Bueno et al. [24]

X

X

X

X

X

X

X

Infrastructure projects

Castillo and Pitfield [25]

X

X

X

X

X

X

X

X

Selecting sustainable transport indicators

de Oña et al. [26]

X

X

X

X

Transit service

Dobranskyte-Niskota and Perujo [27]

X

X

X

X

X

X

X

X

X

X

Transport activities

Freitas [28]

X

X

X

X

X

Intercity road transport

Haghenas and Vaziri29 

X

X

X

X

X

X

X

X

X

Urban transport

Jeon and Amekudzi [30]

X

X

X

X

X

X

X

X

X

X

Transport planning

Karjalainen and Juhola [6]

X

X

X

X

X

X

X

X

X

X

Urban transport

Klinger et al. [31]

X

X

X

X

Urban mobility culture

Litman [32]

X

X

X

X

X

X

X

X

X

X

Transport planning

Macário [33]

X

X

X

X

X

X

Level/quality of mobility services

Moles et al. [34]

X

X

X

X

X

X

X

Settlements

Nicolas et al. [35]

X

X

X

X

X

X

Urban transport

Santos and Ribeiro [36]

X

X

X

X

X

X

X

X

X

X

Urban passenger transport

Şimşek, et al. [37]

X

X

Individual driver

Toth-Szabo and Várhelyi [38]

X

X

X

X

X

Urban transport

Ustaoglu et al. [39]

X

X

X

X

X

X

X

X

Rail investment

Zhao et al. [40]

X

Excess journey time