Issues in packet switching network design. - William R. Crowther; Frank E. Heart; Alexander A. McKenzie; John M. McQuillan; David C. Walden (AFIPS National Computer Conference, 1975)

Proposal for an international end to end protocol. - Vint Cerf; Alexander A. McKenzie; Roger A. Scantlebury; Hubert Zimmermann (Comput. Commun. Rev., 1976)

Issues concerning the frame mode DTE/DCE (FDTE/DCE) interface. - Alexander A. McKenzie (Comput. Commun. Rev., 1978)

The Evolution of Host-to-Host Protocol Technology. - David C. Walden; Alexander A. McKenzie (Computer, 1979)

Host/Host Protocol for the ARPA Network. - Alexander A. McKenzie; Steve Crocker (RFC, 2012)

David Corydon Walden's Five Careers. - Alexander A. McKenzie (IEEE Ann. Hist. Comput., 2022)

Seeking High IMP Reliability in Maintenance of the 1970s ARPAnet. - David C. Walden; Alexander A. McKenzie; W. Ben Barker (IEEE Ann. Hist. Comput., 2022)