What are the chances of North Korea abandoning its nuclear weapons?

What are the chances of North Korea abandoning its nuclear weapons? Kindly use these sources and at least 7 more. John S. Park and Dong Sun Lee, ‘North Korea: Existential Deterrence and Diplomatic Leverage’, in Muthiah Alagappa (ed), The Long Shadow: Nuclear Weapons and Security in 21st Century Asia (Stanford: Stanford University Press, 2008) Kenneth N. Waltz, ‘The Spread of Nuclear Weapons: More May be Better’, Adelphi Papers (no. 171), London: International Institute for Strategic Studies, 1981. Leon V. Sigal, Disarming Strangers: Nuclear Diplomacy with North Korea (Princeton: Princeton University Press, 1998) Mohan Malik, ‘Nuclear Proliferation in Asia: the China Factor’, Australian Journal of International Affairs (vol. 53, no. 1, 1999, pp. 31—41)

Latest Assignment