<ul><li><a href=http://www.uncitral.org/uncitral/en/uncitral_texts/electronic_commerce/2005Convention_status.html target=_blank>UN Convention on the Use of Electronic Communications in International Contracts(Adopted in New York, 23 November 2005. Entered in force 1 March 2013, Status of the Convention, last accessed 10 April 2018)</a></li><li><a href=http://www.secretariasenado.gov.co/senado/basedoc/ley_0518_1999.html target=_blank>Law 518 of 1999 that enacts the UN Convention on Contract for International Sales of Goods(Ley 518 de 1999 por medio de la cual se aprueba la Convención de las Naciones Unidas sobre los contratos de compraventa internacional de mercaderías, 4 August 1999)</a></li><li><a href=. target=_blank>.</a></li></ul>