Laser interferometer space antenna : 6th International LISA Symposium, Greenbelt, Maryland, 19-23 June 2006 / nork International LISA Symposium on the Detection and Observation of Gravitational Waves in Space (6th : 2006 : Greenbelt, Md.), Merkowitz, Stephen M., (Stephen Michael), 1968-, Livas, Jeffrey C., (Jeffrey Clark), Goddard Space Flight Center