By Frank McGarry (NASA/Goddard Space Flight Center) , Rose Pajerski (NASA/Goddard Space Flight Center) , Gerald Page (Computer Sciences Corporation) , Sharon Waligora (Computer Sciences Corporation) , V. Basili (University of Maryland) , M. Zelkowitz (University of Maryland)
By Alan W. Brown , David J. Carney , Tricia Oberndorf , M. Zelkowitz (University of Maryland)