The Main Features of CPL. - David W. Barron; John N. Buxton; David F. Hartley; Eric Nixon; Christopher S. Strachey (Comput. J., 1963)

Techniques for program error diagnosis on EDSAC 2. - David W. Barron; David F. Hartley (Comput. J., 1963)

File handling at Cambridge University. - David W. Barron; A. G. Fraser; David F. Hartley; B. Landy; Roger M. Needham (AFIPS Spring Joint Computing Conference, 1967)

The structure of a multiprogramming supervisor. - David F. Hartley; B. Landy; Roger M. Needham (Comput. J., 1968)

Theory and practice in operating system design. - Roger M. Needham; David F. Hartley (SOSP, 1969)

Keynote Address: Policy Issues for Academic and Research Networking. - David F. Hartley (Comput. Networks ISDN Syst., 1990)

EDSAC at 60 - A Celebration of 60 Years Since the First Program Ran on the EDSAC at Cambridge. - David F. Hartley (Comput. J., 2011)