Chemical disarmament; some problems of verification. An examination of the types of data to be reported internationally from economic, statistical and other methods by a national verification organization controlling potential chemical warfare materials / Stockholm International Peace Research Institute Disarmament Verification. Gases, Asphyxiating and poisonous. Poisons. 341.67 STC Includes bibliographical references. Stockholm : Humanities Press, 1973. 1973. 1973 Text 184 p. ; eng A SIPRI monograph Stockholm International Peace Research Institute. SIPRI monograph.