Decides.farther, with a view to prohibiting all sale or supply to the National Union of arms and related materiel and military assistance, as well as petroleum and petroleum products, that all States shall prevent the sale or supply, by their nationals or from their territories or using their flag vessels or aircraft, of arms and related materiel of all types, including weapons and ammunition, military vehicles and equipment and spare parts for the afore-mentioned, as well as of petroleum and petroleum products, whether or not originating in their territory, to the territory of Angola other than through named points of entiy on a list to be supplied by the Government of Angola to the Secretary-Ocneral, who shall promptly notify the Member States of the United Nations;