
https://blogs.sussex.ac.uk/uktpo/2017/09/01/the-eu-regulatory-magnet/

https://www.spectator.co.uk/article/full-text-top-uk-brexit-negotiator-david-frost-on-his-plans-for-an-eu-trade-deal

https://blogs.lse.ac.uk/brexit/2019/06/26/did-we-ever-really-understand-how-the-eu-works/