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Su Y, Liu Z, Chang J, Deng Q, Zhang Y, Liu J, Long Y

Measuring accessibility to healthcare using taxi trajectories data: a case study of acute myocardial infarction cases in Beijing

International Journal of Health Policy and Management, vol. 12, iss. 1, pp. 1-7, 2022.


Agyemang E, Agyei-Mensah S, Kyere-Gyeabour E

Face mask use among commercial drivers during the COVID-19 pandemic in Accra, Ghana

Journal of Community Health , vol. 46, pp. 1226–1235, 2021.

Hosford K, Firth C, Brauer M, Winters M

The effects of road pricing on transportation and health equity: a scoping review

Transport Reviews, pp. 1-22, 2021.


Dixita M, Sivakumar A

Capturing the impact of individual characteristics on transport accessibility and equity analysis

Transportation Research Part D: Transport and Environment, vol. 87, pp. 102473, 2020.

Agyemang E

“Uber is here to stay”: exploring the policy implications of the Uber-local taxis turf war in Accra, Ghana

Case Studies on Transport Policy, vol. 8, iss. 1, pp. 59-66, 2020.


Wu C, Le Vine S, Sivakumar A, Polak JW

Traveller preferences for free-floating carsharing vehicle allocation mechanisms

Transportation Research Part C, vol. 102, iss. 1, pp. 1-19, 2019.

Manca F, Sivakumar A, Polak JW

The effect of social influence and social interactions on the adoption of a new technology: the use of bike sharing in a student population

Transportation Research Part C , vol. 105, iss. 1, pp. 611-625, 2019.


Ezzati M, Webster CJ, Doyle YG, Rashid S, Owusu G, Leung GM

Cities for global health

BMJ, vol. 363, iss. 1, pp. k3794, 2018.


Pawlak J, Sivakumar A, Polak JW

A framework for joint modelling of activity choice, duration, and productivity while travelling

Transportation Research Part B, vol. 106, pp. 153-172, 2017.

Latinopoulos C, Sivakumar A, Polak JW

Response of electric vehicle drivers to dynamic pricing of parking and charging services: risky choice in early reservations

Transportation Research Part C, vol. 80, pp. 175-189, 2017.

Daina N, Sivakumar A, Polak JW

Modelling electric vehicles use: A survey on the methods

Renewable & Sustainable Energy Reviews, vol. 68, pp. 447-460, 2017.


Le Vine S, Lee-Gosselin M, Sivakumar A, Polak JW

A new approach to predict the market and impacts of round-trip and point-to-point carsharing systems: Case study of London

Transportation Research Part D, vol. 32, iss. 2, pp. 218-229, 2014.

Maldonado Hinarejos R, Sivakumar A, Polak JW

Exploring the role of individual attitudes and perceptions in predicting the demand for cycling: a hybrid choice modelling approach

Transportation , vol. 41, pp. 1287-1304, 2014.


Lee TC, Polak JW, Bell MGH, Wigan MR

The kinematic features of motorcycles in congested urban networks

Accident Analysis and Prevention, vol. 49, pp. 203-211, 2012.


North R, Richards M, Cohen J, Hoose N, Hassard J, Polak JW

A mobile environmental sensing system to manage transportation and urban air quality

2008 IEEE International Symposium on Circuits and Systems, vol. 1-10, pp. 1994-1997, 2008.


Hess S, Polak JW

An analysis of the effects of speed limit enforcement cameras on accident rates

Transportation Research Record, vol. 1830, iss. 1, pp. 25-34, 2003.


Park JY, Noland RB, Polak JW

A microscopic model of air pollutant concentrations: comparison of simulated results with measured and macroscopic estimates

Transportation Research Record, vol. 1750, iss. 1, pp. 64-73, 2001.