1. Effective ‘lockdown’ to be introduced - gov.scot,2020
2. Strict new curbs on life in UK announced by PM,2020
3. COVID-19 transport trend data - 11 - 17,2020
4. Cycling up by as much as 200 per cent during coronavirus lockdown, government reveals;Ballinger;Cycling Weekly,2020
5. Bike sales surge helps Halfords through lockdown. BBC News,2020