lawfully residing on their territory in accordance with international human rights law; and to consider, as appropriate, facilitating the naturalization of habitually and lawfully residing stateless persons in accordance with national legislation; (v) E  ncourages UNHCR to implement programmes, at the request of concerned States, which contribute to protecting and assisting stateless persons, in particular by assisting stateless persons to access legal remedies to redress their stateless situation and in this context, to work with NGOs in providing legal counselling and other assistance as appropriate; (w) C  alls on States not to detain stateless persons on the sole basis of their being stateless and to treat them in accordance with international human rights law and also calls on States Parties to the 1954 Convention relating to the Status of Stateless Persons to fully implement its provisions; ANNEXES (x) Requests UNHCR to further improve the training of its own staff and those of other United Nations agencies on issues relating to statelessness to enable UNHCR to provide technical advice to States Parties on the implementation of the 1954 Convention so as to ensure consistent implementation of its provisions. 93