Orbital Modulation and a New Ephemeris of Cygnus X-3 Kitamoto, Shunji ; Watanabe, Aya ; Nagasaki, Kenta ; Kishishita, Tetsuichi Abstract Publication: The Energetic Cosmos: from Suzaku to ASTRO-H Pub Date: February 2010 Bibcode: 2010ecsa.conf..288K