IRC site

CRC Article = 37(b)
The right of the child not to be subjected to arbitrary or unlawful detention, and the right to the use of detention only as measure of last resort and for the shortest appropriate period of time are recognized in Article 37(b) of the CRC.

See also:
Children deprived of their liberty   Deprivation of liberty   Information on absent parent(s) or child   Non-custodial measures