www.ogier.com/publications/luxembourg-issues-a-bill-of-law-on-brexit
www.dechert.com/knowledge/onpoint/2019/3/luxembourg-adopts-brexit-law-for-financial-services.html
www.jdsupra.com/legalnews/luxembourg-proposes-21-month-24521/
Update:
www.loyensloeff.com/en-us/news-events/news/brexit-luxembourg-prepares-for-transitional-period