A probability model for analysing complexity metrics data. - Alan D. Mayer; Alan M. Sykes (Softw. Eng. J., 1989)

Bayesian Methods in APL. - Thomas W. Stroud; Alan M. Sykes; Alan D. Mayer (APL, 1993)

GrAPL: a high-level statistical graphics language prototype. - Alan D. Mayer; Alan M. Sykes (APL, 2000)

Dynamic graphic regression. - Alan M. Sykes; Alan D. Mayer (APL, 2002)