Construction of an FPA-type metric for early lifecycle estimation. - Gerard Horgan; Souheil Khaddaj; Peter Forte (Inf. Softw. Technol., 1998)

Construction of a quality assurance and measurement framework for software projects. - Gerard Horgan (2000)

Use of an adaptable quality model approach in a production support environment. - Gerard Horgan; Souheil Khaddaj (J. Syst. Softw., 2009)