../ R-191_STUDY_OF_A_SYSTEM_FOR_FOLLOWING_A_FLIGHT_..> 26-Dec-2019 19:39 3547097 R-192_A_COINCIDENT-CURRENT_MAGNETIC_MEMORY_UNIT..> 26-Dec-2019 19:39 11889250 R-212_FERROELECTRICS_FOR_DIGITIAL_INFORMATION_S..> 26-Dec-2019 19:39 8107817