The application of subjective estimates of effectiveness to controlling software inspections. - Khaled El Emam; Oliver Laitenberger; Thomas G. Harbich (J. Syst. Softw., 2000)

An Internally Replicated Quasi-Experimental Comparison of Checklist and Perspective-Based Reading of Code Documents. - Oliver Laitenberger; Khaled El Emam; Thomas G. Harbich (IEEE Trans. Software Eng., 2001)