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published journal article | January 2026

published journal article | November 2019

Jean-Daniel Saphores and Suman K. Mitra (2019) “Carless in california: What the carless can tell us about shifting behaviors and improving mobility”, Transfers Magazine, (4), p. 6p.

published journal article | January 2026

published journal article | November 2020

Tanjeeb Ahmed, Michael Hyland, Navjyoth J. S. Sarma, Suman Mitra and Arash Ghaffar (2020) “Quantifying the employment accessibility benefits of shared automated vehicle mobility services: Consumer welfare approach using logsums”, Transportation Research Part A: Policy and Practice, 141, pp. 221–247.

research report | January 2026

research report | December 2023

Craig Rindt, Mingqi Yao, Naila Sharmeen, Andre Tok, Stephen G. Ritchie, Blake Lane, Kate Forrest, Mike MacKinnon, Scott Samuelsen, Bo Liu, Kanok Boriboonsomsin, Abdullah Fuad Un-Noor, Suman Mitra, Farzana Mehzabin Tuli and Vuban Chowdhury (2023) Low-Carbon Transportation Incentive Strategies Using Performance Evaluation Tools for Heavy-Duty Trucks and Off-Road Equipment. Draft Final Report. California Air Resources Board / Institute of Transportation Studies, UC Irvine.

Phd Dissertation | December 2025

Phd Dissertation | January 2016

Suman Kumar Mitra (2016) Land Use, Land Value, and Transportation: Essays on Accessibility, Carless Households, and Long-distance Travel. Ph.D.. UC Irvine.

published journal article | December 2025

published journal article | September 2020

Tanjeeb Ahmed, Suman Kumar Mitra, Rezwana Rafiq and Sanjana Islam (2020) “Trip Generation Rates of Land Uses in a Developing Country City”, Transportation Research Record, 2674(9), pp. 412–425.

conference paper | December 2025

conference paper | January 2015

Suman K. Mitra and Jean-Daniel M. Saphores (2015) “Transportation accessibility and multi-unit residential property rents - the case of rajshahi city, Bangladesh”, in Proceedings of the 94th annual meeting of the transportation research board, p. 22p.

research report | December 2025

research report | September 2016

Craig Ross Rindt, Suman Kumar Mitra and Jean-Daniel Saphores (2016) Analyzing the 2012 California Household Travel Survey using R: Summary. Research Report. ITS-Irvine.

policy brief | December 2025

policy brief | May 2020

Arash Ghaffar, Michael Hyland, Navjyoth Sarma, Suman Mitra and Tanjeeb Ahmed (2020) Shared Autonomous Mobility Services Show Promise for Increasing Access to Employment in Southern California. Policy Brief. UC ITS.

conference paper | December 2025

conference paper | January 2021

Mingqi Yao, Suman K. Mitra and Stephen G. Ritchie (2021) “Heterogeneities in Older Adults Travel Times and Activity Durations: Analysis of the 2017 NHTS Personal Trip Data”. 100th Transportation Research Board (TRB) Annual Meeting, Washington, DC.

published journal article | December 2025

published journal article | March 2018

Kathrin Kuhne, Suman K. Mitra and Jean-Daniel M. Saphores (2018) “Without a ride in car country – A comparison of carless households in Germany and California”, Transportation Research Part A: Policy and Practice, 109, pp. 24–40.

conference paper | December 2025

conference paper | January 2021

Youngeun Bae, Craig R Rindt, Suman K. Mitra and Stephen G. Ritchie (2021) “Perspectives on Viable Alternative Fuels for Heavy-duty Vehicles in 2030s: Qualitative Interviews with California Fleet Operators”. 100th Transportation Research Board (TRB) Annual Meeting, Washington, DC.

policy brief | December 2025

policy brief | May 2020

Michael Hyland, Tanjeeb Ahmed, Navjyoth Sarma J S, Suman Mitra and Arash Ghaffar (2020) Shared Autonomous Mobility Services Show Promise for Increasing Access to Employment in Southern California. Policy Brief.

published journal article | December 2025

published journal article | December 2017

Suman K. Mitra and Jean-Daniel M. Saphores (2017) “Carless in California: Green choice or misery?”, Journal of Transport Geography, 65, pp. 1–12.

published journal article | December 2025

published journal article | July 2016

Suman K. Mitra and Jean-Daniel M. Saphores (2016) “The value of transportation accessibility in a least developed country city – The case of Rajshahi City, Bangladesh”, Transportation Research Part A: Policy and Practice, 89, pp. 184–200.

published journal article | December 2025

published journal article | June 2020

Rezwana Rafiq and Suman Kumar Mitra (2020) “Shared school transportation: determinants of carpooling as children’s school travel mode in California”, Transportation, 47(3), pp. 1339–1357.

published journal article | December 2025

published journal article | January 2022

Youngeun Bae, Suman Kumar Mitra, Craig R. Rindt and Stephen G. Ritchie (2022) “Factors influencing alternative fuel adoption decisions in heavy-duty vehicle fleets”, Transportation Research Part D: Transport and Environment, 102, p. 103150.

published journal article | December 2025

published journal article | December 2021

Suman Mitra, Mingqi Yao and Stephen G. Ritchie (2021) “Gender differences in elderly mobility in the United States”, Transportation Research Part A: Policy and Practice, 154, pp. 203–226.

published journal article | December 2025

published journal article | October 2020

Arash Ghaffar, Suman Mitra and Michael Hyland (2020) “Modeling determinants of ridesourcing usage: A census tract-level analysis of Chicago”, Transportation Research Part C: Emerging Technologies, 119, p. 102769.

conference paper | December 2025

conference paper | January 2020

Suman Mitra, Mingqi Yao and Stephen Ritchie (2020) “Gender differences in travel patterns of the elderly in the united states”, in Proceedings of the 99th annual meeting of the transportation research board.

conference paper | December 2025

conference paper | January 2021

Tanjeeb Ahmed, Michael F. Hyland, Suman Kumar Mitra and Arash Ghaffar (2021) “Assessing the Employment Accessibility Benefits of Shared Automated Vehicle Mobility Services in Southern California”. 100th Transportation Research Board (TRB) Annual Meeting, Washington, DC.

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