2FOLD INCREASE OF HIGH-ENERGY X-RAY FLUX FROM CYGNUS XR-1

[1] COSMIC X-RAY SOURCES [J]. SCIENCE, 1965, 147 (3656) : 394 - +

[2] COSMIC X-RAY SOURCES GALACTIC AND EXTRAGALACTIC [J]. SCIENCE, 1966, 152 (3718) : 66 - &

[3] CLARK GW, TO BE PUBLISHED

[4] OBSERVATIONS OF COSMIC X-RAYS [J]. ASTROPHYSICAL JOURNAL, 1966, 143 (01) : 203 - &

[5] AN X-RAY SURVEY OF CYGNUS REGION [J]. ASTROPHYSICAL JOURNAL, 1967, 148 (3P2) : L119 - +

[6] GORENSTEIN P, TO BE PUBLISHED

[7] X-RAY SPECTRA FROM 3 COSMIC SOURCES [J]. SCIENCE, 1966, 152 (3728) : 1499 - &

[8] ENERGY SPECTRA OF A NUMBER OF CELESTIAL X-RAY SOURCES IN ENERGY RANGE FROM 2 TO 60 KILOELECTRON VOLTS [J]. SCIENCE, 1966, 154 (3752) : 1000 - +

[9] HIGH-ENERGY X-RAYS FROM CYGNUS XR-1 [J]. ASTROPHYSICAL JOURNAL, 1967, 150 (1P1) : 47 - &

[10] PETERSON LE, 1967, 10 INT COSM RAY C

[1] COSMIC X-RAY SOURCES [J]. SCIENCE, 1965, 147 (3656) : 394 - +

[2] COSMIC X-RAY SOURCES GALACTIC AND EXTRAGALACTIC [J]. SCIENCE, 1966, 152 (3718) : 66 - &

[3] CLARK GW, TO BE PUBLISHED

[4] OBSERVATIONS OF COSMIC X-RAYS [J]. ASTROPHYSICAL JOURNAL, 1966, 143 (01) : 203 - &

[5] AN X-RAY SURVEY OF CYGNUS REGION [J]. ASTROPHYSICAL JOURNAL, 1967, 148 (3P2) : L119 - +

[6] GORENSTEIN P, TO BE PUBLISHED

[7] X-RAY SPECTRA FROM 3 COSMIC SOURCES [J]. SCIENCE, 1966, 152 (3728) : 1499 - &

[8] ENERGY SPECTRA OF A NUMBER OF CELESTIAL X-RAY SOURCES IN ENERGY RANGE FROM 2 TO 60 KILOELECTRON VOLTS [J]. SCIENCE, 1966, 154 (3752) : 1000 - +

[9] HIGH-ENERGY X-RAYS FROM CYGNUS XR-1 [J]. ASTROPHYSICAL JOURNAL, 1967, 150 (1P1) : 47 - &

[10] PETERSON LE, 1967, 10 INT COSM RAY C