CIVITAS (2016), Malmö: Real-time information for passengers with in-vehicle displays, http://www.civitas.eu/content/real-time-information-passengers-vehicle-displays#sthash.CSdrGjeF.dpuf
EC (2012), European Commission: Examples of existing national journey planners, 10.10.2012, accessed on 25. Jan. 2016 from: http://ec.europa.eu/transport/its/multimodal-planners/examples-of-existing-national-journey-planners/index_el.htm
Ştefănescu P., Mocan M., Ştefănescu W., Neculai V. P., (2014), Trip Planners Used in Public Transportation. Case Study on the City of Timişoara, Challenges and Innovations in Management and Leadership — 12th International Symposium in Management, Procedia - Social and Behavioral Sciences, Volume 124, 20 March 2014, Pages 142–148, doi:10.1016/j.sbspro.2014.02.470.
Tang L., Thakuriah P. (2012), Ridership effects of real-time bus information system: A case study in the City of Chicago, Transportation Research Part C 22 (2012) 146–161, doi:10.1016/j.trc.2012.01.001.
KonSult (2015), Real-time passenger information, First principles assessment, http://www.its.leeds.ac.uk/projects/konsult/private/level2/instruments/instrument047/l2_047b.ht
MTA (2015), accessed on 15. Jun. 2017: http://bustime.mta.info/wiki/About;jsessionid=E5087AAC8C138453EF522F1841725B50
Borolea N., Routa D., Goela N., Vedagiri P., Mathew T. (2013), Multimodal Public Transit Trip Planner with Real-Time Transit Data, 2nd Conference of Transportation Research Group of India (2nd CTRG), Procedia - Social and Behavioral Sciences 104 (2013) 775 – 784, doi: 10.1016/j.sbspro.2013.11.172.