1 documents found
Kovalchuk Yury. Method of infrasonic protection of speech information in the premises from possible drain by an optic-electronic technical channel
: к.т.н. :
spec.. 05.13.21 - Системи захисту інформації :
presented. 2009-12-22; popup.evolution: .;
Kharkov national university of radioelectronics. – , 0410U001015.
1 documents found
Updated: 2026-03-26
