Pucher, John; Buehler, Ralph; Seinen, Mark (July 2011). "Bicycling renaissance in North America? An update and re-appraisal of cycling trends and policies". Transportation Research Part A: Policy and Practice. 45 (6): 451–475. Bibcode:2011TRPA...45..451P. doi:10.1016/j.tra.2011.03.001.
Lee, Jae Seung; Zegras, P. Christopher; Ben-Joseph, Eran (December 2013). "Safely active mobility for urban baby boomers: The role of neighborhood design". Accident Analysis & Prevention. 61: 153–166. doi:10.1016/j.aap.2013.05.008. hdl:1721.1/106277. PMID23777888. S2CID7276901.
Jørgensen, Susanne V.; Hauschild, Michael Z.; Nielsen, Per H. (1 April 2014). "Assessment of urgent impacts of greenhouse gas emissions—the climate tipping potential (CTP)". The International Journal of Life Cycle Assessment. 19 (4): 919–930. Bibcode:2014IJLCA..19..919J. doi:10.1007/s11367-013-0693-y. ISSN1614-7502. S2CID109548338.
Lee, Richard J.; Sener, Ipek N.; Jones, S. Nathan (4 March 2017). "Understanding the role of equity in active transportation planning in the United States". Transport Reviews. 37 (2): 211–226. doi:10.1080/01441647.2016.1239660. ISSN0144-1647. S2CID157609865.
Lee, Jae Seung; Zegras, P. Christopher; Ben-Joseph, Eran (December 2013). "Safely active mobility for urban baby boomers: The role of neighborhood design". Accident Analysis & Prevention. 61: 153–166. doi:10.1016/j.aap.2013.05.008. hdl:1721.1/106277. PMID23777888. S2CID7276901.
Pucher, John; Buehler, Ralph; Seinen, Mark (July 2011). "Bicycling renaissance in North America? An update and re-appraisal of cycling trends and policies". Transportation Research Part A: Policy and Practice. 45 (6): 451–475. Bibcode:2011TRPA...45..451P. doi:10.1016/j.tra.2011.03.001.
Jørgensen, Susanne V.; Hauschild, Michael Z.; Nielsen, Per H. (1 April 2014). "Assessment of urgent impacts of greenhouse gas emissions—the climate tipping potential (CTP)". The International Journal of Life Cycle Assessment. 19 (4): 919–930. Bibcode:2014IJLCA..19..919J. doi:10.1007/s11367-013-0693-y. ISSN1614-7502. S2CID109548338.
Lee, Jae Seung; Zegras, P. Christopher; Ben-Joseph, Eran (December 2013). "Safely active mobility for urban baby boomers: The role of neighborhood design". Accident Analysis & Prevention. 61: 153–166. doi:10.1016/j.aap.2013.05.008. hdl:1721.1/106277. PMID23777888. S2CID7276901.
Lee, Jae Seung; Zegras, P. Christopher; Ben-Joseph, Eran (December 2013). "Safely active mobility for urban baby boomers: The role of neighborhood design". Accident Analysis & Prevention. 61: 153–166. doi:10.1016/j.aap.2013.05.008. hdl:1721.1/106277. PMID23777888. S2CID7276901.
Jørgensen, Susanne V.; Hauschild, Michael Z.; Nielsen, Per H. (1 April 2014). "Assessment of urgent impacts of greenhouse gas emissions—the climate tipping potential (CTP)". The International Journal of Life Cycle Assessment. 19 (4): 919–930. Bibcode:2014IJLCA..19..919J. doi:10.1007/s11367-013-0693-y. ISSN1614-7502. S2CID109548338.
Lee, Richard J.; Sener, Ipek N.; Jones, S. Nathan (4 March 2017). "Understanding the role of equity in active transportation planning in the United States". Transport Reviews. 37 (2): 211–226. doi:10.1080/01441647.2016.1239660. ISSN0144-1647. S2CID157609865.
Sustainable mobility in metropolitan regions : insights from interdisciplinary research for practice application. Wulfhorst, Gebhard,, Klug, S. (Stefan). Wiesbaden. 26 August 2016. ISBN978-3-658-14428-9. OCLC957700183.{{cite book}}: CS1 maint: location missing publisher (link) CS1 maint: others (link)
Jørgensen, Susanne V.; Hauschild, Michael Z.; Nielsen, Per H. (1 April 2014). "Assessment of urgent impacts of greenhouse gas emissions—the climate tipping potential (CTP)". The International Journal of Life Cycle Assessment. 19 (4): 919–930. Bibcode:2014IJLCA..19..919J. doi:10.1007/s11367-013-0693-y. ISSN1614-7502. S2CID109548338.
Davenport, J; Davenport, Julia L (2010). The ecology of transportation: managing mobility for the environment. Dordrecht, Netherlands: Springer. ISBN978-90-481-7137-8. OCLC798881574.
Lee, Richard J.; Sener, Ipek N.; Jones, S. Nathan (4 March 2017). "Understanding the role of equity in active transportation planning in the United States". Transport Reviews. 37 (2): 211–226. doi:10.1080/01441647.2016.1239660. ISSN0144-1647. S2CID157609865.