National report of Guatemala as called for in the 2000 review of the operation of the Treaty on the Non-Proliferation of Nuclear Weapons, taking into account the decisions and the resolution adopted at the 1995 Review and Extension Conference of the Parties to the Treaty, with a focus on the implementation of article VI of the Treaty and paragraphs 3 and 4 (c) of the decision adopted in 1995 on principles and objectives for nuclear non-proliferation and disarmament : report / submitted by Guatemala