Sensors for peace: Applications, systems and legal requirements for monitoring in peace operations / Ed. by Jurgen Altman, Horst Fischer, Henny van der Graff - Geneva ; New York : United Nations , 1998. - 283 p. - UNIDIR 98/27 . United Nations Institute for Disarmament Research ISBN: 92-9045-130-0 700.00 Subjects--Topical Terms: Disarmament