Table 1 The search strings used for querying the Web of Science and Scopus databases

Web of Science

((TS =(“new mobility service*” OR “new mobility concept*” OR “new mobility alternative*” OR “shared mobility service*” OR “shared mobility concept*” OR “shared mobility alternative*” OR “sustainable mobility service*” OR “sustainable mobility concept*” OR “sustainable mobility alternative*” OR “smart mobility service*” OR “smart mobility concept*” OR “smart mobility alternative*” OR “Mobility as a Service”) AND TS= (defin* OR describ* OR explain* OR specif* OR identif* OR clarif* OR classif* OR categor* OR character* OR featur* OR propert* OR attribut* OR element* OR typ* OR form* OR mean* OR mode* OR method* OR concept* OR approach* OR strateg* OR idea* OR view* OR perspectiv* OR percept* OR perceiv* OR understand* OR interpret* OR conceiv* OR advantag* OR pro* OR importan* OR necessar* OR relevan* OR significan* OR positiv* OR objectiv* OR purpose* OR benefit* OR prospect* OR interest* OR reason* OR intent* OR improv* OR strength* OR impact* OR aspect* OR factor* OR effect* OR affect* OR influen* OR disadvantag* OR con* OR negativ* OR problem* OR weakness* OR risk* OR threat* OR struggl* OR difficult* OR disput* OR criticis* OR argu* OR demand* OR claim* OR challeng* OR barrier* OR obstacle* OR limit* OR prevent* OR hinder* OR prohibit* OR inhibit* OR restrict*)) AND PY=(2007-2022))

Scopus

((TITLE-ABS-KEY(“new mobility service*” OR “new mobility concept*” OR “new mobility alternative*” OR “shared mobility service*” OR “shared mobility concept*” OR “shared mobility alternative*” OR “sustainable mobility service*” OR “sustainable mobility concept*” OR “sustainable mobility alternative*” OR “smart mobility service*” OR “smart mobility concept*” OR “smart mobility alternative*” OR “Mobility as a Service”)) AND (TITLE-ABS-KEY(defin* OR describ* OR explain* OR specif* OR identif* OR clarif* OR classif* OR categor* OR character* OR featur* OR propert* OR attribut* OR element* OR typ* OR form* OR mean* OR mode* OR method* OR concept* OR approach* OR strateg* OR idea* OR view* OR perspectiv* OR percept* OR perceiv* OR understand* OR interpret* OR conceiv* OR advantag* OR pro* OR importan* OR necessar* OR relevan* OR significan* OR positiv* OR objectiv* OR purpose* OR benefit* OR prospect* OR interest* OR reason* OR intent* OR improv* OR strength* OR impact* OR aspect* OR factor* OR effect* OR affect* OR influen* OR disadvantag* OR con* OR negativ* OR problem* OR weakness* OR risk* OR threat* OR struggl* OR difficult* OR disput* OR criticis* OR argu* OR demand* OR claim* OR challeng* OR barrier* OR obstacle* OR limit* OR prevent* OR hinder* OR prohibit* OR inhibit* OR restrict*)) AND PUBYEAR \(> 2006\)) AND PUBYEAR \(< 2023\) AND (LIMIT-TO(LANGUAGE, “English”))