Akimov PS, AN Kubasov and AV Minacheva (1979). “Detection Efficiency of Weak Optical Signals.” Izvestiya Vysshikh Uchebnykh Zavedenii, Radioelektronika 22(4): 61-67.
Akimov PS, AN Kubasov and AV Minacheva (1979). “Detection Efficiency of Weak Optical Signals.” Izvestiya Vysshikh Uchebnykh Zavedenii, Radioelektronika 22(4): 61-67.