Advisory Opinion 18/03. Juridical Condition and Rights of Undocumented Migrants. Inter-American Court of Human Rights. Principle of equality and non-discrimination against migrants. Par. 114-127
General Comment No. 15. The position of aliens under the Covenant, article 2 ICCPR, Human Rights Committee, April 11, 1986.
International Convention on the protection of the rights of all migrant workers and members of their families. General Assembly resolution No 45/158, December 18, 1990. Art 16.7