Michael Halling Stefan Biffl Paul Grünbacher An Experiment Family to Investigate the Defect Detection Effect of Tool-Support for Requirements Inspection. 278-285 2003 conf/metrics/2003 IEEE METRICS http://csdl.computer.org/comp/proceedings/metrics/2003/1987/00/19870278abs.htm db/conf/metrics/metrics2003.html#HallingBG03