Olewiler, Nancy: 'We can't get there from here: ecofiscal policies to address traffic congestion in Canadian cities' (Transportation, 2018), 'Road Pricing: Technologies, economics and acceptability', Chap. 4, pp. 89-124, DOI: 10.1049/PBTR008E_ch4
IET Digital Library, https://digital-library.theiet.org/;jsessionid=8i5qcndhsupc2.x-iet-live-01content/books/10.1049/pbtr008e_ch4