<ul><li><a href=https://www.acm.nl/nl/publicaties/publicatie/16960/Marktanalysebesluit-vaste-telefonie/ target=_blank>Decision market analysis fixed telephony 2017(Marktanalysebesluit vaste telefonie, adopted 23 February 2017)</a></li><li><a href=http://wetten.overheid.nl/BWBR0009950 target=_blank>The telecommunications act(Telecommunicatiewet 1998, last ameded 1 July 2017, Article 6.1, 6a.6   )</a></li></ul>